Common Medical Prefixes Flashcards
0
Q
ab-
A
Away from
1
Q
a-
A
Without; away from Ex) aphasia (without speech)
2
Q
ad-
A
Toward
3
Q
allo-
A
Other, different from usual
4
Q
an-
A
Without Ex) anoxia (without oxygen)
5
Q
ante-
A
Before; in front of Ex) antepartum (before birth)
6
Q
anti-
A
Against Ex) antibiotic (against life)
7
Q
auto-
A
Self Ex) autograft (graft from ones own skin)
8
Q
bi-
A
Two
9
Q
brady-
A
Slow
10
Q
circum-
A
Around
11
Q
contra-
A
Against Ex) contraception (against conception)
12
Q
de-
A
Without
13
Q
dis-
A
apart
14
Q
dys-
A
Painful, difficult, abnormal Ex) dyspnea (difficulty breathing)
15
Q
e-
A
Outward, without
16
Q
en-
A
Inward
17
Q
endo-
A
Within; inner
18
Q
epi-
A
Upon; over Ex) epigastric (on or over the stomach)
19
Q
eso-
A
Inward Ex) esotropia (inward turning)
20
Q
eu-
A
Normal; good Ex) eupnea (normal breathing)
21
Q
ex-
A
External Ex) exostosis (condition of external bone)
22
Q
exo-
A
Outward Ex) exotropia (outward turning)
23
Q
extra-
A
Outside of Ex) extracorporeal (outside the body)
24
hemi-
Half
25
hetero-
Different Ex) heterograft (graft from different species)
26
homo-
Same Ex) homograft (graft from the same species)
27
hydro-
Water Ex) hydrotherapy (water therapy)
28
hyper-
Over; excessive Ex) hypertrophy (overdevelopment)
29
hypo-
Under; below Ex) hypodermic (under the skin)
30
in-
Not; inward Ex) infertility (not fertile); inhalation (to breathe in)
31
inter-
Among; between Ex) intervertebral (between the vertebrae)
32
intra-
Within; inside Ex) intravenous (inside a vein)
33
macro-
Large Ex) macrotia (having large ears)
34
micro-
Small Ex) microtia (having small ears)
35
mono-
One
36
multi-
Many
37
myo-
Shut Ex) myopia (to shut eyes or squint)
38
neo-
New Ex) neonatology (study of newborns)
39
nulli-
None
40
pan-
All Ex) pansinusitis (inflammation of all sinuses)
41
para-
Near; abnormal; a pair Ex) paranasal (near the nose); parasthesia (abnormal feeling); paraplegia (paralysis of a pair/ the legs)
42
per-
Through Ex) percutaneous (through the skin)
43
peri-
Around Ex) pericardial (around the heart)
44
poly-
Many
45
post-
After Ex) postpartum (after birth)
46
pre-
Before; in front of Ex) preoperative (before an operation)
47
primi-
First
48
pro-
Before Ex) prolactin (before milk)
49
pseudo-
False Ex) pseudocyesis (false pregnancy)
50
quadri-
Four
51
re-
Again
52
retro-
Backward; behind Ex) retroperitoneal (behind the peritoneum)
53
semi-
Half
54
sub-
Below Ex) subcutaneous (below the skin)
55
supra-
Above Ex) suprapubic (above the public bone)
56
tachy-
Rapid Ex) tachycardia (rapid heartbeat)
57
tetra-
Four
58
trans-
Across
59
tri-
Three
60
ultra-
Beyond; excess Ex) ultrasound (high frequency sound waves)
61
un-
Not, without Ex) unconscious (not conscious)
62
xeno-
Strange
63
Without; away from Ex) aphasia (without speech)
a-
64
Away from
ab-
65
Toward
ad-
66
Other, different from usual
allo-
67
Without Ex) anoxia (without oxygen)
an-
68
Before; in front of Ex) antepartum (before birth)
ante-
69
Against Ex) antibiotic (against life)
anti-
70
Self Ex) autograft (graft from ones own skin)
auto-
71
Two
bi-
72
Slow
brady-
73
Around
circum-
74
Against Ex) contraception (against conception)
contra-
75
Without
de-
76
apart
dis-
77
Painful, difficult, abnormal Ex) dyspnea (difficulty breathing)
dys-
78
Outward, without
e-
79
Inward
en-
80
Within; inner
endo-
81
Upon; over Ex) epigastric (on or over the stomach)
epi-
82
Inward Ex) esotropia (inward turning)
eso-
83
Normal; good Ex) eupnea (normal breathing)
eu-
84
External Ex) exostosis (condition of external bone)
ex-
85
Outward Ex) exotropia (outward turning)
exo-
86
Outside of Ex) extracorporeal (outside the body)
extra-
87
Half
hemi-
88
Different Ex) heterograft (graft from different species)
hetero-
89
Same Ex) homograft (graft from the same species)
homo-
90
Water Ex) hydrotherapy (water therapy)
hydro-
91
Over; excessive Ex) hypertrophy (overdevelopment)
hyper-
92
Under; below Ex) hypodermic (under the skin)
hypo-
93
Not; inward Ex) infertility (not fertile); inhalation (to breathe in)
in-
94
Among; between Ex) intervertebral (between the vertebrae)
inter-
95
Within; inside Ex) intravenous (inside a vein)
intra-
96
Large Ex) macrotia (having large ears)
macro-
97
Small Ex) microtia (having small ears)
micro-
98
One
mono-
99
Many
multi-
100
Shut Ex) myopia (to shut eyes or squint)
myo-
101
New Ex) neonatology (study of newborns)
neo-
102
None
nulli-
103
All Ex) pansinusitis (inflammation of all sinuses)
pan-
104
Near; abnormal; a pair Ex) paranasal (near the nose); parasthesia (abnormal feeling); paraplegia (paralysis of a pair/ the legs)
para-
105
Through Ex) percutaneous (through the skin)
per-
106
Around Ex) pericardial (around the heart)
peri-
107
Many
poly-
108
After Ex) postpartum (after birth)
post-
109
Before; in front of Ex) preoperative (before an operation)
pre-
110
First
primi-
111
Before Ex) prolactin (before milk)
pro-
112
False Ex) pseudocyesis (false pregnancy)
pseudo-
113
Four
quadri-
114
Again
re-
115
Backward; behind Ex) retroperitoneal (behind the peritoneum)
retro-
116
Half
semi-
117
Below Ex) subcutaneous (below the skin)
sub-
118
Above Ex) suprapubic (above the public bone)
supra-
119
Rapid Ex) tachycardia (rapid heartbeat)
tachy-
120
Four
tetra-
121
Across
trans-
122
Three
tri-
123
Beyond; excess Ex) ultrasound (high frequency sound waves)
ultra-
124
Not, without Ex) unconscious (not conscious)
un-
125
Strange
xeno-
