Prefix | Meaning | Example |
a, an | without, not | asexual, amoral, anarchy, anhydrous, Anabaptist, anachronism |
ab, abs, a | apart, away from | abnormal, abduct, abductor (muscle), abscission .See ad in Prefixes, |
ad | toward | adhere, adductor (muscle) . See ab in Prefixes section), adumbrate |
agere | act | agent, agency, agenda |
amphi, ambi | round, both sides | amphitheater, amphibian, ambidextrous, ambivalent |
ante | before | antedate, anteroom, antecedent, anterior |
anthro | man | anthropology, anthropomorphic |
anti | against | antipathy, antitank, anticlimax |
aqua | water | aquarium, aqueous |
archaios | ancient | archeology, archetype, archaic, archeozoic |
archos | leader, first, chief | monarchy, oligarchy, anarchy, archetype, architect |
audio | hear | audiophile, audiometer, auditory |
auto | self | automatic, automaton, auto-immune |
bi | two | bi-partisan, bisexual, biennial, binary, bicuspid, bivalve |
bene | well, favorable | benefit, benevolent, benefactor, beneficent |
bible | book | bibliography, Bible, bibliophile |
bio | life | biology, biography, bio-active |
caco | Bad | cacophony |
cide | kill | homicide, parricide, germicidal, ecocide |
circum | around | circumference, circumlocution, circumnavigate |
constitutus | stand | constitution, statute |
corpus | body | corpse, corporeal punishment, corpus callosum |
cracy | rule | democracy, theocrat, technocracy |
credo | belief | credit, (see also roots section) |
demos | people | democracy, demographic |
di | two, double | dimorphism, dicotyledon, diatomic |
dia | across, through | diagonal, dialectic, dialogue, diagnosis |
dis | not, apart | disperse, disinherit, disenfranchise, distend |
dominus | lord | dominant, dominion |
dynasthai | be able | dynamic, dynamo, dynasty, dynamite |
ego | I, self | ego, egomaniac, egocentric, |
epi | upon, over | epidermis, epidemic, epigram, epitaph, epithet, epiphyte, epistasis, epinephrine, epiphysis |
ex | out | exotic, exterior, extraneous, extemporaneous, exophalmic, exogenous, exothermic, exoskeleton |
federis (see also Roots section) | league, pact | federation, confederate |
frater | brother | fraternize, fraternity, fraternal, fratricide |
geo | earth | geology, geography, geocentric, geomancy |
graph (see also Roots section) | write, record | graphic, graphite, graphology, |
hetero | mixed, unlike | heterogeneous, heterosexual, heterodox, heterodont, hetero atom, heterocyclic, heterozygous, |
homo | same, alike | homogeneous, homogenized, homozygous, homolytic fission, Homo sapiens, homonid, homeostasis |
idem | the same | identity, idiopathic, I, individual |
ideo | idea | ideology, ideation, ideal |
idios | one's own | idiom, idiosyncrasy, idiopathic |
in | in | incarcerate, incorporate, inculcate, induction, inductance, indigenous, indicator, inspiration |
in, im | not | incredible, ignoble, inglorious, inhospitable, infinite, infinitesimal, immoral |
inter | between | interact, interstellar, interpret, interstitial |
legis (lex) | law | legal, legislature |
lexis | word | lexicon, lexicography |
liber | free, book | liberty, library, liberal |
locus | place | locality, local, circumlocution |
macro | large | macroeconomics, macroscopic, macrophage |
mania (see Roots section also) | obsession | maniac, Beatlemania |
meter (see Roots section also) | measure | metronome, speedometer, odometer |
micro | small | microscope, micron, micrometer, microorganism |
mittere, mitto (see Roots section also) | send | mission, transmit, remit |
mono | one, single | monocle, monopoly, monogamy, monovalent, monomania, monarchy |
mortis | death | mortician, mortuary, moribund, morbid |
nomen | name | noble, ignominy, nomenclature, nominal |
olig | few | oligarchy, oligopoly |
pater | father | paternal, paternity, patricide |
ped (see Roots section also) | foot | pedestrian, pedal, pedicure, podiatrist |
peri | around | peripatetic, periscope, perineum, peritoneum |
phage (see Roots section also) | eat | phagocyte, phagocytosis |
philo | love | philosophy, philanthropy |
phobos (see Roots section) |
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phon (see Roots section) |
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polein | sell | monopoly |
polis (see Roots section also) | city | political, metropolitan |
poly (see Roots section also) | many | polygamy, polyphonic, hoi polloi |
porto | carry | porter, export |
post | after | post script (p.s.), ex post facto, post hoc, post-mortem |
pre | before | premier, preview, premium, prescient |
pro | before, in favor of | project, projectile, |
psyche | mind, soul | psychology |
publicus | people | public, republic, pub, publican |
riparia | river | riparian |
scope | examine | microscope, oscilloscope |
scribo (see Roots section also) | write | transcribe, scribe, script |
solus | alone | solo, solitary |
subter | under, secret | subterfuge, subtle, subaltern, subterranean |
sin (sys before b, p, or m) | together, with | synchronize, symphony, sympathy, syncretic, syncope |
tele | distance | telegraph, telephone, teleology |
trans | across | transport, transcend, transmogrify |
utilis | useful | utility, utilitarian |
vide, visibil, vis | see | video, vision, visible |
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