Prefixes Flashcards by Lyn Wang

A-, An-

No, not, without

Eg. anemia, anoxia, anesthesia

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Ab-

Away from

Eg. abduction

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Ad-, Af-

Towards

Eg. adduction, afferent

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Agora-

Marketplace, public place

Eg. agoraphobia

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Ambi-, Amphi-

Around, on both sides, about

Eg. ambidextrous, amphibious

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Ana-

Up, apart, backward, again, anew

Eg. anabiosis

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Ante-

Before, forward

Eg. antenatal, antepartum

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Anti-

Against

Eg. antipyretic, antitoxin

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Apo-

Off, away

Eg. apoptosis

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Aut-, Auto-

Self, own

Eg. autotroph, autism

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Bary-

Weight, pressure, heavy

Eg. barycenter

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Bi-

Two

Eg. bipolar, biceps brachii, biconvex

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Brachy-

Short

Eg. brachycephaly, brachydactyly

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Brady-

Slow

Eg. bradycardia

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Cata-

Down, badly

Eg. catatonia

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Co-, Con-

With, together

Eg. congenital, connective tissue

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Contra-

Against, opposite

Eg. Contraception, contraindication, contralateral

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De-

Lack of, down, less, removal of

Eg. dementia

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Dia-

Complete, through

Eg. diagnosis, dialysis

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Dis-

Apart, to separate

Eg. disjunction

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Dorsi-

Back

Eg. dorsiflexion

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Dys-

Bad, painful, difficult, abnormal

Eg. dysfunctional, dysphagia, dyspnea

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Ec-, Ecto-

Out, outside

Eg. ectopic

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Echo-

Reflected sound

Eg. echocardiogram

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Em-, En-

In | Eg. empyema, encephalopathy

End-, Endo-

Within | Eg. endomysium, endocardial, endocrine

Epi-

Upon, in addition to, at | Eg. epidermis, epigastrium

Equi-

Equality, equal | Eg. equilibrium

Eso-

Inward | Eg. esophoria, esotropia, esophagus

Eu-

Good, normal | Eg. eukaryote, eucrasia

Ex-, Exo-

Out of, away from | Eg. exacerbation, exhale

Extra-

Outside | Eg. extraventricular

Fore-

Before, in front | Eg. forehead, forearm

Hemi-

Half | Eg. hemigastrectomy, hemiglossectomy

Heredo-

Heredity | Eg. hereditary

Holo-

Entire, complete | Eg. holomorphic

Hyper-

Above, excessive | Eg. hypertension, hyperacidity

Hypo-

Low, deficient | Eg. hypotension, hypothermia

Hypsi-

High, height

In-

Into, in, not | Eg. in vitro

Infra-

Below, beneath | Eg. infracostal, infrasternal

Inter-

Between | Eg. interannular, interarticular

Intra-

Within | Eg. intracordal, intrapyretic

Ipsi-

Same | Eg. ipsilateral

Ir-

Ithy-

Erect, straight | Eg. ithyphallic

Iso-

Same | Eg. isocellular, isocytosis

Juxta-

Near | Eg. juxtaspinal

Kern-

Nucleus (collection of nerve cells in brain)

Levo-

Left | Eg. levorotation

Macro-, Mega-

Large | Eg. macromolecule, megacephaly

Mal-

Bad | Eg. maladaptive

Meso-

Middle, intermediate | Eg. mesoderm, mesotarsal

Meta-

Beyond | Eg. metacognition

Multi-

Many | Eg. Multiple sclerosis, multicellular

Neo-

New | Eg. neonatal, neoplasm

Noci-

Harm, injury or pain | Eg. nociceptors

Nomen-

Name | Eg. nomenclature

Nulli-

None | Eg. nullipara

Oxy-

Swift, sharp, acid | Eg. oxytocin

Pachy-

Heavy, thick | Eg. pachydermia

Pali-

Recurrence, repetition | Eg. palindrome

Pan-

All | Eg. pancreas, panhysterectomy

Par-, Para-

Besides, around, near, abnormal | Eg. parathyroid, paracentesis, parasalpingitis

Per-

Through | Eg. period?

Peri-

Surrounding | Eg. perimysium

Platy-

Broad, flat | Eg. platycephalic

Polio-

``` Gray matter (of the spinal cord) Eg. poliomyelitis ```

Poly-

Many | Eg. polydactyl

Post-

After, behind | Eg. postmortem, postprandial

Pre-

Before, in front of | Eg. precancerous, precordium

Primi-

First | Eg. primitive

Pro-

In front of, before, forward | Eg. Procidentia, prognosis

Pros-

Before, foward

Pseudo-

False | Eg. pseudoscience

Quadri-

Four, square | Eg. quadriceps

Quasi-

To some degree, resembling

Quart-

Four

Quint-

Five

Re-

Back, again, backward | Eg. rehabilitation

Retro-

Backward, behind, back of | Eg. retroflexion, retrovirus

Semi-

Half | Eg. semicircular canal, semilunar valves

Sub-

Under, beneath, below | Eg. subcostal, subcutaneous

Super-, Supra-

Above, beyond, excessive, superior | Eg. supraoccipital, superextension

Sym-, Syn-

With, alongside, together, beside | Eg. symphysis pubis, syndactylism

Tachy-

Fast | Eg. tachycardia

Tetra-

Four

Trans-

Across, over, through | Eg. transection, transfusion

Tri-

Three | Eg. tricuspid, trigone

Ultra-

Beyond | Eg. ultrasound

Uni-

One | Eg. uniarticular, unicellular

Xiphi-

Sword-shaped | Eg. xiphihumeralis

Xylo-

Wood | Eg. xylum

Xys-

File, scrape | Eg. xyster

Zinco-

Pertaining to or containing the element zinc