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SAT Vocab > Letter I > Flashcards

Letter I Flashcards

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1
Q

ichthyology

A

study of fish

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2
Q

icon

A

a statue or idol

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3
Q

iconoclast

A

a rebel; one who breaks with tradition

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4
Q

idealist

A

one with very high standards

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5
Q

idiosyncrasy

A

a peculiar personality trait

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6
Q

idolatry

A

excessive or blind adoration; worship of idols

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7
Q

idyllic

A

charmingly simple or poetic

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8
Q

igneous

A

pertaining to fire

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9
Q

ignoble

A

dishonorable

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10
Q

ignominious

A

shameful; disgraceful

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11
Q

ignoramus

A

a stupid person

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12
Q

ilk

A

type; sort; kind

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13
Q

illicit

A

unlawful; illegal

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14
Q

illiterate

A

uneducated

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15
Q

illumine

A

to brighten; to inspire

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16
Q

illusion

A

fake impression

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17
Q

illustrious

A

distinguished; bright

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18
Q

imbibe

A

to drink; to absorb

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19
Q

imbroglio

A

a difficult or confusing situation

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20
Q

imbue

A

to fill completely; to penetrate

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21
Q

immaculate

A

spotless; pure

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22
Q

imminent

A

likely to happen; threatening

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23
Q

immolate

A

to kill someone as a sacrificial victim, usually by fire

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24
Q

immortal

A

not subject to death

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25
Q

immunity

A

freedom from disease

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26
Q

immutable

A

unchangeable

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27
Q

impair

A

to weaken; to cause to become worse

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28
Q

impale

A

to pierce with a sharp stake through the body

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29
Q

impalpable

A

vague; not understandable

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30
Q

impartial

A

without prejudice

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31
Q

impasse

A

a dead-end; a problem without a solution

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32
Q

impeach

A

to accuse

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33
Q

impeccable

A

flawless; without fault

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34
Q

impecunious

A

without money; penniless

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35
Q

impede

A

to hinder; to obstruct

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36
Q

impediment

A

a barrier; an obstruction

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37
Q

impel

A

push into motion; urge

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38
Q

impending

A

likely to happen soon

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39
Q

imperative

A

extremely necessary

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40
Q

imperious

A

domineering; haughty

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41
Q

impermeable

A

not permitting passage

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42
Q

impertinent

A

rude; disrespectful

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43
Q

imperturbable

A

steady; calm

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44
Q

impervious

A

not capable of being affected; hardened

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45
Q

impetuous

A

acting without thought; impulsive

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46
Q

impetus

A

a stimulus; a moving force

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47
Q

impinge

A

to strike; to collide; to encroach

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48
Q

impious

A

disrespectful toward God

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49
Q

implacable

A

unbending; inflexible; merciless

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50
Q

implausible

A

unbelievable

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51
Q

implement

A

(two meanings) a tool (noun); to carry out or put into practice (verb)

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52
Q

implication

A

an indirect indication; a statement that suggests something

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53
Q

implicit

A

suggested, but not plainly expressed

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54
Q

imply

A

to suggest

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55
Q

import

A

(two meanings) significance; meaning (noun); to bring in from a foreign country (verb)

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56
Q

importune

A

to persistently ask; to beg

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57
Q

impostor

A

a person who goes about under an assumed name or character

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58
Q

impotent

A

powerless; lacking strength

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59
Q

imprecation

A

a curse

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60
Q

impregnable

A

unconquerable

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61
Q

impromptu

A

without preparation; offhand

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62
Q

impropriety

A

pertaining to something that is not proper or suitable

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63
Q

improvident

A

wasteful

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64
Q

improvise

A

to do without preparation

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65
Q

impudent

A

disrespectful; shameless

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66
Q

impugn

A

to attack a person with words; to challenge a person in regard to motives

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67
Q

impunity

A

freedom from punishment

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68
Q

impute

A

to accuse a person of some wrongdoing; to attribute a fault or a crime to a person

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69
Q

inadvertent

A

unintentional

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70
Q

inalienable

A

not able to be transferred to another

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71
Q

inane

A

silly; meaningless

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72
Q

inanimate

A

lifeless; dull; dead

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73
Q

inarticulate

A

pertaining to speech that is not clear or understandable

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74
Q

incandescent

A

very bright; shining

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75
Q

incapacitated

A

disabled; unable to function

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76
Q

incarcerate

A

to imprison

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77
Q

incarnadine

A

blood-red; flesh-colored

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78
Q

incarnate

A

in human form

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79
Q

incendiary

A

causing fire; stirring up trouble

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80
Q

incense

A

to inflame; to enrage

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81
Q

incentive

A

something that incites to action

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82
Q

inception

A

beginning; start

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83
Q

incessant

A

continuous; without pause

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84
Q

inchoate

A

at an early stage; just beginning

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85
Q

incipient

A

beginning to exist or appear

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86
Q

incisive

A

sharp; keen

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87
Q

incite

A

to urge to action; to stir up

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88
Q

inclement

A

(usually refers to weather) harsh; unfavorable; severe

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89
Q

incognito

A

disguised

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90
Q

incoherent

A

rambling; not logically connected

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91
Q

incongruous

A

unsuited; inappropriate

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92
Q

inconsequential

A

unimportant

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93
Q

incontrovertible

A

certain; undeniable

94
Q

incorrigible

A

bad beyond correction or reform

95
Q

incredulous

A

skeptical; disbelieving

96
Q

increment

A

an increase; a gain

97
Q

incriminate

A

to charge with a crime; to connect or relate to a wrongdoing

98
Q

incubus

A

nightmare

99
Q

inculcate

A

(in or upon) to teach earnestly; to influence someone to accept an idea

100
Q

incumbent

A

(two meanings) resting or lying down (adjective); one who holds a political office (noun)

101
Q

incur

A

to bring upon oneself; to run into some undesirable consequence

102
Q

incursion

A

a raid; an invasion

103
Q

indefatigable

A

incapable of being tired out

104
Q

indelible

A

incapable of being erased

105
Q

indemnify

A

to insure; to repay

106
Q

indicative

A

signifying; implying

107
Q

indict

A

to charge with a crime; to accuse of a wrong-doing

108
Q

indigenous

A

native to a particular area; inborn

109
Q

indigent

A

extremely poor

110
Q

indignant

A

angry as a result of unjust treatment

111
Q

indisputable

A

unquestionable; without doubt

112
Q

indissoluble

A

permanent

113
Q

indoctrinate

A

to teach someone principles or beliefs

114
Q

indolent

A

lazy

115
Q

indomitable

A

unconquerable; unyielding

116
Q

indubitable

A

unquestionable; certain

117
Q

induce

A

to cause; to bring about

118
Q

indulgence

A

gentle treatment; tolerance

119
Q

inebriated

A

drunk

120
Q

ineffable

A

not able to be described; unspeakable

121
Q

ineluctable

A

inevitable; inescapable

122
Q

inept

A

unfit; bungling; inefficient

123
Q

inert

A

without power to move; inactive

124
Q

inevitable

A

unavoidable; sure to happen

125
Q

inexorable

A

unyielding

126
Q

infallible

A

certain; without mistakes

127
Q

infamous

A

having an extremely bad reputation; detestable

128
Q

infantile

A

childish; immature

129
Q

infectious

A

passing on a disease with germs; likely to spread; contagious

130
Q

infer

A

to conclude; to derive by reasoning

131
Q

infernal

A

hellish; fiendish; diabolical

132
Q

infidel

A

unbeliever

133
Q

infinitesimal

A

exceedingly small; minute (pronounced my-newt)

134
Q

infirmity

A

weakness; feebleness

135
Q

inflated

A

puffed up; swollen

136
Q

influx

A

a flowing in

137
Q

infraction

A

the breaking of a law or rule

138
Q

infringe

A

(on or upon) to break a law; to violate; to trespass

139
Q

ingenious

A

clever

140
Q

ingenuous

A

simple; innocent; naive

141
Q

ingrate

A

ungrateful person

142
Q

ingratiate

A

(oneself ) to work one.s way into another.s favor

143
Q

inherent

A

inborn

144
Q

inhibition

A

restraint; reserve

145
Q

inimical

A

harmful; unfriendly

146
Q

inimitable

A

not able to be imitated or equaled

147
Q

iniquity

A

wickedness

148
Q

initiate

A

to begin

149
Q

injunction

A

a command; an order

150
Q

inkling

A

a hint

151
Q

innate

A

inborn; existing from birth

152
Q

innocuous

A

harmless

153
Q

innovate

A

to introduce a new idea

154
Q

innuendo

A

indirect remark; hint

155
Q

inordinate

A

unusual; excessive

156
Q

insatiable

A

unable to be satisfied

157
Q

inscrutable

A

mysterious; difficult to understand

158
Q

insidious

A

treacherous

159
Q

insightful

A

having a penetrating understanding of things; mentally alert and sharp

160
Q

insinuate

A

to hint; to suggest

161
Q

insipid

A

tasteless; dull

162
Q

insolent

A

boldly disrespectful

163
Q

insolvent

A

bankrupt; unable to pay creditors

164
Q

insomnia

A

sleeplessness

165
Q

insouciant

A

carefree; happy-go-lucky

166
Q

instigate

A

to provoke; to stir up

167
Q

insubordinate

A

disobedient

168
Q

insular

A

pertaining to an island; detached; isolated

169
Q

insuperable

A

unconquerable

170
Q

insurgence

A

rebellion; action against authority

171
Q

insurrection

A

uprising; rebellion

172
Q

intact

A

entire; left whole; sound

173
Q

integral

A

essential; whole

174
Q

integrate

A

unify; to bring together into a whole

175
Q

integrity

A

honesty; sincerity

176
Q

intellectual

A

intelligent; having mental capacity to a high degree

177
Q

intelligentsia

A

highly educated, cultured people

178
Q

inter

A

to bury

179
Q

interdict

A

to prohibit; to ban

180
Q

interim

A

meantime; period of time between

181
Q

interlocutor

A

one who takes part in a conversion

182
Q

interloper

A

an intruder

183
Q

interlude

A

a period of time between two events

184
Q

interminable

A

endless

185
Q

intermittent

A

starting and stopping; periodic

186
Q

interpolate

A

to insert between; to estimate

187
Q

interpose

A

to place between

188
Q

interregnum

A

pause; interval; any period during which a nation is without a permanent ruler

189
Q

interrogate

A

to question

190
Q

interstellar

A

between or among stars

191
Q

intervene

A

to come between

192
Q

intimate

A

(two meanings) private or personal (adjective); to imply (verb)

193
Q

intimidate

A

make afraid; threaten

194
Q

intolerant

A

bigoted; narrow-minded

195
Q

intractable

A

hard to manage

196
Q

intransigent

A

stubborn; refusing to give in

197
Q

intrepid

A

fearless; courageous

198
Q

intricate

A

complex; hard to understand

199
Q

intrinsic

A

essential; pertaining to a necessary part of something

200
Q

introspective

A

looking into oneself

201
Q

introvert

A

a person who is concerned with his own thoughts or feelings

202
Q

intuitive

A

insightful; knowing by a hidden sense

203
Q

inundate

A

to fill to overflowing; to flood

204
Q

inured

A

(to) accustomed to

205
Q

invalidate

A

deprive of legal value; to make null and void

206
Q

invariably

A

constantly; uniformly; without changing

207
Q

invective

A

strong verbal abuse

208
Q

inveigh

A

(against) to make bitter verbal attack

209
Q

inveigle

A

trick; lure; deceive

210
Q

invert

A

to turn inside out or upside down

211
Q

inveterate

A

firmly established; deep-rooted

212
Q

invidious

A

causing resentment; offensive

213
Q

invigorate

A

to fill with energy

214
Q

invincible

A

not able to be defeated; unconquerable

215
Q

invoke

A

to call upon

216
Q

invulnerable

A

not able to be hurt; immune to attack

217
Q

iota

A

a small quantity

218
Q

irascible

A

easily angered

219
Q

ire

A

anger; wrath

220
Q

iridescent

A

displaying a wide range of colors like those of the rainbow

221
Q

irksome

A

annoying; bothersome

222
Q

ironic

A

contrary to what was expected

223
Q

irrational

A

senseless; unreasonable

224
Q

irreconcilable

A

unable to agree

225
Q

irredeemable

A

hopeless; unable to be brought back

226
Q

irremediable

A

unable to be corrected or cured

227
Q

irreparable

A

beyond repair

228
Q

irrepressible

A

unable to be controlled or restrained

229
Q

irresolute

A

indecisive; doubtful; undecided

230
Q

irreverent

A

disrespectful

231
Q

irrevocable

A

final; unchangeable

232
Q

itinerant

A

traveling from place to place

SAT Vocab (17 decks)

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