Medical Term

Greek: a- / an-

not, without

Greek: amphi- / ampho-

around about, both, both sides, in two ways (ex: amphibians)

Greek: ana- / ano-

upward, back, against, again

Greek: anti-

against, opposed to

Greek: apo-

away/apart from, derived from

Greek: di-

twice, double, two

Greek: dia-

through, across (ex: diameter)

Greek: dicho-

in two, twofold (ex: dichotomy)

Greek: dys-

difficult, painful, faulty (ex: dysfunction)

Greek: ec- / ek-/ ex-

Out of, outside (ex: exhale)

Greek: ecto-

on the outside (ex: extoderm)

Greek: en- / em- (before b, m, and p) ex: empyesis

in, within

Greek: endo- / ento-

within (ex:endoscope)

Greek: epi- / eph- (before h) 

upon, on (ex: epidermis)

Greek: eso-

inward, within (ex: esophagus)

Greek: eu-

well, normal, good (ex: euphoria)

Greek: exo-

outside of, outward (ex: exoskeleton)

Greek: hemi-

half, partly

Greek: hyper-

above, beyond, excessive

Greek: kata- / cata- / cat-

down, downward, against, complete (intensive) (ex: carastrophe)

Greek: meta- / met- (before a vowel)

after, beyond, change (ex: metamorphosis)

Greek: opistho-

behind, backward (ex: opisthotonus)

Greek: pali- / palin-

again, once more, backward (ex: palindrome)

Greek: para-

alongside, beyond, opposite; abnormal (ex: paradox)

Greek: peri-

around (ex: perimeter)

Greek: pro-

before, in front of, forward (ex: prognosis)

Greek: pros-

toward, in addition, near (ex: prospect)

Greek: proso-

forward, before (ex: prosoma)

Greek: syn- / sym- (before b or p)

together, with (ex: symphony)

Latin: a- / ab-

away/apart from (ex: abnormal)

Latin: ad- / af-

toward, to, near (ex: adduction)

Latin: ambi-

around, on both sides, both, twofold (ex: ambiguous)

Latin: ante-

before (ex: antecedent)

Latin: bi- / bin- (before vowels)

twice, two, double, twofold

Latin: circum-

around (ex: circumference)

Latin: con- / col- (before l) / com- (before b, m, p) / co- (before h) / cor- (before r)

with, together, complete (ex: collaborate)

Latin: contra-

against, opposite (ex: contradict)

Latin: de-

down from, from, not (ex: decrease)

Latin: demi-

half, part (ex: demigod)

Latin: dis- / dif-

apart from, seperate (ex: difference)

Latin: e- / ex-/ ef-

out of, off (ex: extend)

Latin: extra- / extro-

outside, beyond (ex: extrovert)

Latin: in- / im- (before b, m, p) / il- (before l) / ir- (before r)

into, in, against, not (ex: imperfect)

Latin: infra-

below, lower (ex: infraorbital)

Latin: inter-

between (ex: intercellular)

Latin: intra- 

within, during (ex: intramuscular)

Latin: intro-

within, inward (ex: introvert)

Latin: intus-

within (ex: intussusception)

Latin: juxta-

beside, near to (ex: juxtaposition)

Latin: non-

not, without (ex: nonverbal)

Latin: ob- / oc- (before c) / op- (before p)

against, in the way, facing (ex: obstruct)

Latin: per-

through, throughout (intensive) (ex: perforate)

Latin: post-

after, behind (ex: postoperative)

Latin: prae- / pre-

before, in front of (ex:preexisting)

Latin: pro-

before, in front of, forth (ex: protrusion)

Latin: re-

again, back, (intensive) (ex: reconnect)

Latin: retro-

backward, behind (ex: retrograde)

Latin: se-

aside, apart from (ex: separate)

Latin: semi-

half

Latin: sub- / suc- / suf- / sug- / sup- / sur- (c-r of su- are all before the same letter it ends with)

under, below, less than normal (ex: submarine)

Latin: super-

over, above, excessive (ex: superior)

Latin: supra-

above, upon (ex: supraspinatous)

Latin: trans-

across, through (ex: transport)

Latin: ultra-

beyond, excessive (ex: ultramodern)

Greek: -a / -esis / -ia / -iasis / -ism / -osis / -sia

state or condition of (ex: mania)

Greek: -ac / -ic / -tic

pertaining to (ex: cathartic)

Greek: -iac

one who is afflicted with (ex: hemophiliac)

Greek: -id / -oid / -ode

(forms a noun or adjective) like, resembling, in the form of (ex: lipid)

Greek: -ides / -idae / -ida

Descended from;
‐ides zoologic “genus”
‐idae zoologic “family”
‐ida zoologic “order” and “class” (ex: Arachnida)

Greek: -in / -ine

substance, typically a chemical or hormone (chlorine)

Greek: -ist

person interested in; a practitioner who specializes in ex: herbalist

Greek: -ite

belong to, the nature of (ex: graphite)

Greek: -itis

inflammation (ex: arthritis)

Greek: -ium

tissue or part of the body (ex: endocardium)

Greek: -ize

to do; to become; to use; to engage in (ex: euthanize)

Greek: -oma

tumor (ex: lipoma)

Greek: -y

state or condition of, the act of (ex: empathy)

Latin:  -ate

to make, to cause, to act upon, possessing (ex: activate)

Latin:  -or

something (usually a musucle) that performs an action; quality of condition (ex: flexor)

Latin: -aceous / -aneous / -eous

made of, having the quality of, full of ex: alliaceous (ex: succedaneous)

Latin: -ad

indicates direction toward a part of the body (ex: cephalad)

Latin: -al / -ar / -eal / -ile

pertaining to (ex: ocular)

Latin: -ans / -ant / -ens / -ent / -iens / -ient

translated -ing added to the verb ex: deviant

Latin: -ary / -ory

pertaining to; place of (ex: mortuary)

Latin: -ble / -ile

ability to (ex: fragile, audible)

Latin: -cle / -il / -ole / -ule / -uncle

diminutive (ex: cuticle)

Latin: -ian

thing or person performing an action; practitioner of (ex: pediatrician)

Latin: -id

in a state or condition of (ex: frigid)

Latin: -ion / -ment / -ure

action; condition resulting from an action (ex: ligament)

Latin: -lent / -ose

full of (ex: mucous)

Latin: -tia / -ce / -ty / -tude

state or condition of (ex: dementia)

Gamma (Γ γ) what is the english equivalent?

G g (or N n)

Eta Η  η

E (e long)

Theta Θ  θ

Th th (or T t)

Kappa Κ  κ

K k (or C c)

*Rho Ρ  ρ

R r (or Rh rh)

Upsilon ⊖  υ

Y    y (or U u)

Phi Φ  ϕ

Ph  ph (or F f)

Chi Χ  χ

Ch

Psi Ψ ψ

Ps