Prefixes

Prefixes

Prefixes are attached to a base word to alter that word's meaning. Examples of prefixes:

General Roots and Prefixes

 * **Root or Prefix** || **Meaning** || **Examples** ||
 * a, an || not, without || atheist, anarchy, anonymous apathy, aphasia, anemia, atypical, anesthesia ||
 * ab || away from || absent, abduction, aberrant, abstemious, abnormal, abstract, absorb ||
 * acro || high, tip, top || acrobat, acrophobia, acronym, acromegaly ||
 * ad || to, toward || admit, addition, advertisement, adherent, admonish, address, adhesive, adept, adjust ||
 * alt || high || altitude, altimiter, alto, contralto, altocumulus ||
 * ambul || to walk || ambulatory, amble, ambulance, somnambulist, perambulate, preamble ||
 * ante || before || anteroom, antebellum, antedate antecedent, antediluvian ||
 * anti, ant || against, opposite || antisocial, antiseptic, antithesis, antibody, antichrist, antinomies, antifreeze, antipathy, antigen, antibiotic, antidote, antifungal, antidepressant ||
 * audi || to hear || audience, auditory, audible, auditorium, audiovisual, audition, audiobook ||
 * auto || self || automobile, automatic, autograph, autonomous, autoimmune, autopilot, autobiography ||
 * be || thoroughly || bedecked, besmirch, besprinkled, begrudge, begrime, belie, bemoan ||
 * bell || war || belligerent, antebellum, bellicose, rebel ||
 * bene || good, well || benefactor, beneficial, benevolent, benediction, beneficiary, benefit ||
 * bi || two || bicycle, bifocals, biceps, billion, binary, bivalve, bimonthly, bigamy, bimetal, biathlete, bicarbonate ||
 * cede, ceed, cess || to go, to yield || succeed, proceed, precede, recede, secession, exceed, succession, excess ||
 * chron || time || chronology, chronic, chronicle, chronometer, anachronism ||
 * cide, cis || to kill, to cut || fratricide, suicide, incision, excision, circumcision, precise, concise, precision ||
 * circum || around || circumnavigate, circumflex, circumstance, circumcision, circumference, circumorbital, circumlocution, circumvent, circumscribe, circulatory ||
 * clud, clus claus || to close || include, exclude, clause, claustrophobia, enclose, exclusive, reclusive, conclude, preclude ||
 * con, com || with, together || convene, compress, contemporary, converge, compact, confluence, concatenate, conjoin, combine, convert, compatible, consequence ||
 * contra, counter || against, opposite || contradict, counteract, contravene, contrary, counterspy, contrapuntal, contraband ||
 * cred || to believe || credo, credible, credence, credit, credential, credulity, incredulous, creed, incredible ||
 * commun || to share || commune, community, communism, communicable, communication, commonality, incommunicado ||
 * cycl || circle, wheel || bicycle, cyclical, cycle, encliclical, motorcycle, tricycle, cyclone ||
 * de || from, down, away || detach, deploy, derange, deodorize, devoid, deflate, degenerate, deice, descend, derail, depress, depart, decompose, destruction ||
 * dei, div || God, god || divinity, divine, deity, divination, deify ||
 * demo || people || democracy, demagogue, epidemic, demographic ||
 * dia || through, across, between || diameter, diagonal, dialogue, dialect, dialectic, diagnosis, diachronic, diagram, diaphragm ||
 * dict || speak || predict, verdict, malediction, dictionary, dictate, dictum, diction, indict, contradict ||
 * dis, dys, dif || away, not, negative || dismiss, differ, disallow, disperse, dissuade, disconnect, dysfunction, disproportion, disrespect, distemper, distaste, disarray, dyslexia ||
 * duc, duct || to lead, pull || produce, abduct, product, transducer, viaduct, aqueduct, induct, deduct, reduce, induce ||
 * dyn, dyna || power || dynamic, dynamometer, heterodyne, dynamite, dynamo, dynasty ||
 * ecto || outside, external || ectomorph, ectoderm, ectoplasm, ectopic, ectothermal ||
 * endo || inside, withing || endotoxin, endoscope, endogenous ||
 * equi || equal || equidistant, equilateral, equilibrium, equinox, equitable, equation, equator ||
 * e, ex || out, away, from || emit, expulsion, exhale, exit, express, exclusive, enervate, exceed, explosion ||
 * exter, extra || outside of || external, extrinsic, exterior, extraordinary, extrabiblical, extracurricular, extrapolate, extraneous, exterminator, extract, extradite, extraterrestrial, extrasensory, extravagant, extreme ||
 * flu, flux || flow || effluence, influence, effluvium, fluctuate, confluence, reflux, influx ||
 * flect, flex || to bend || flexible, reflection, deflect, circumflex, inflection, reflex ||
 * graph, gram || to write || polygraph, grammar, biography, graphite, telegram, autograph, lithograph, historiography, graphic, electrocardiogram, monogram ||
 * hetero || other || heterodox, heterogeneous, heterosexual, heterodyne ||
 * homo || same || homogenized, homosexual, homonym, homophone ||
 * hyper || over, above || hyperactive, hypertensive, hyperbolic, hypersensitive, hyperventilate, hyperkinetic, hyperlink, hypertext, hypersonic, hypertrophy ||
 * hypo || below, less than || hypotension, hypodermic, hypoglycemia, hypoallergenic, hypothermia, hypothesis ||
 * in, im || not || inviolate, innocuous, intractable, innocent, impregnable, impossible ||
 * infra || beneath || infrared, infrastructure, infrasonic ||
 * inter, intro || between || international, intercept, intermission, interoffice, internal, intermittent, introvert, introduce ||
 * intra || within, into || intranet, intracranial, intravenous, intramural, intramuscular, intraocular ||
 * jac, ject || to throw || reject, eject, project, trajectory, interject, dejected, inject, ejaculate ||
 * mal || bad, badly || malformation, maladjusted, dismal, malady, malcontent, malfeasance, maleficent, malevolent, malice, malaria, malfunction, malignant ||
 * mega || great, million || megaphone, megalomaniac, megabyte, megalopolis ||
 * meso || middle || mesomorph, mesoamerica, mesosphere ||
 * meta || beyond, change || metaphor, metamorphosis, metabolism, metahistorical, metainformation, metacognitive ||
 * meter || measure || perimeter, micrometer, ammeter, multimeter, altimeter, geometry, kilometer ||
 * micro || small || microscope, microprocessor, microfiche, micrometer, micrograph ||
 * mis || bad, badly || misinform, misinterpret, mispronounce, misnomer, mistake, misogynist ||
 * mit, miss || to send || transmit, permit, missile, missionary, remit, admit, missive, mission ||
 * morph || shape || polymorphic, morpheme, amorphous, metamorphosis, morphology, morphing ||
 * multi || many || multitude, multipartite, multiply, multipurpose, multicolored, multimedia, multinational ||
 * neo || new || neologism, neonate, neoclassic, neophyte ||
 * non || not || nonferrous, nonabrasive, nondescript, nonfat, nonfiction, nonprofit, nonsense, nonentity ||
 * omni || all || omnipotent, omnivorous, omniscient, omnibus, omnirange, omnipresent ||
 * para || beside || paraprofessional, paramedic, paraphrase, parachute, paralegal, parallel, comparison ||
 * per || through, intensive || permit, perspire, perforate, persuade, perceive, perfect, permit, perform ||
 * peri || around || periscope, perimeter, perigee, periodontal ||
 * phon || sound || telephone, phonics, phonograph, phonetic, homophone, microphone ||
 * phot || light || photograph, photosynthesis, photon ||
 * poly || many || polytheist, polygon, polygamy, polymorphous ||
 * port || to carry || porter, portable, report, transportation, deport, import, export ||
 * re || back, again || report, realign, retract, revise, regain, reflect, rename, restate, recombine, recalculate, redo ||
 * retro || backwards || retrorocket, retrospect, retrogression, retroactive ||
 * sanct || holy || sanctify, sanctuary, sanction, sanctimonious, sacrosanct ||
 * scrib, script || to write || inscription, prescribe, proscribe, manuscript, conscript, scribble, scribe ||
 * sect, sec || cut || intersect, transect, dissect, secant, section ||
 * semi || half || semifinal, semiconscious, semiannual, semimonthly, semicircle ||
 * spect || to look || inspect, spectator, circumspect, retrospect, prospect, spectacle ||
 * sub || under, below || submerge, submarine, substandard, subnormal, subvert, subdivision, submersible, submit ||
 * super, supra || above || superior, suprarenal, superscript, supernatural, supercede, superficial, superhero, superimpose ||
 * syn || together || synthesis, synchronous, syndicate, synergy, snyopsis, syncretism ||
 * tele || distance, from afar || television, telephone, telegraph, telemetry, telepathy ||
 * theo, the || God || theology, theist, polytheist, pantheism, atheist ||
 * therm, thermo || heat || thermal, thermometer, thermocouple, thermodynamic, thermoelectric ||
 * tract || to drag, draw || attract, tractor, traction, extract, retract, protract, detract, subtract, contract, intractable ||
 * trans || across || transoceanic, transmit, transport, transducer ||
 * un || not || uncooked, unharmed, unintended, unhappy ||
 * veh, vect || to carry || vector, vehicle, convection, vehement ||
 * vert, vers || to turn || convert, revert, advertise, versatile, vertigo, invert, reversion, extravert, introvert ||
 * vita || life || vital, vitality, vitamins, revitalize ||