Dictionary Definition
normal adj
1 conforming with or constituting a norm or
standard or level or type or social norm; not abnormal; "serve wine
at normal room temperature"; "normal diplomatic relations"; "normal
working hours"; "normal word order"; "normal curiosity"; "the
normal course of events" [ant: abnormal]
2 in accordance with scientific laws [ant:
paranormal]
3 being approximately average or within certain
limits in e.g. intelligence and development; "a perfectly normal
child"; "of normal intelligence"; "the most normal person I've ever
met" [ant: abnormal]
4 forming a right angle n : something regarded as
a normative example; "the convention of not naming the main
character"; "violence is the rule not the exception"; "his formula
for impressing visitors" [syn: convention, pattern, rule, formula]
User Contributed Dictionary
English
Etymology
From Latin normalis.Pronunciation

 Rhymes: ɔː(r)məl
Adjective
normal According to norms or
rules.
 Organize the data into third normal form.
 Usual; ordinary
 Felicia baked the bread the normal way.
 Healthy; not sick or ill
 John is feeling normal again.
 Pertaining to a school to teach teachers how to teach.
 My grandmother attended Mankato State Normal School.
 (informal, pejorative towards homosexuals) Heterosexual.
 We don't like your sort around here  this bar is for normal people.
 of, relating to, or being a solution containing one equivalent weight of solute per litre of solution.
 (Of a mode in an oscillating system) In which all parts of an object vibrate at the same frequency; See normal mode
 Perpendicular to a tangent line or derivative of a surface in
Euclidean space.
 ''The interior normal vector of a ideal perfect sphere will always point toward the center, and the exterior normal vector directly away, and both will always be colinear with the ray whose' tip ends at the point of intersection, which is the intersection of all three sets of points.''
 (Of a subgroup) whose cosets form a group
 (Of a field extension of a field K) which is the splitting field of a family of polynomials in K
 (Of a distribution) which has a very specific bell curve shape
 (Of a family of continuous functions) which is precompact
 (Of a function from the ordinals to the ordinals) which is strictly monotonically increasing and continuous with respect to the order topology
 (Of a matrix) which commutes with its conjugate transpose
 (Of a Hilbert space operator) which commutes with its adjoint
 (Of an epimorphism) which is the cokernel of some morphism
 (Of a monomorphism) which is the kernel of some morphism
 (Of a morphism) which is a normal epimorphism or a normal monomorphism
 (Of a category) in which every monomorphism is normal
 (Of a real number) whose digits, in any base representation, enjoy a uniform distribution
 (Of a topology) in which disjoint closed sets can be separated by disjoint neighborhoods
Synonyms
 (usual): conventional, ordinary, standard, usual
 (healthy): hale, healthy, well
 (perpendicular): at right angles to, perpendicular, orthogonal
 (heterosexual): heterosexual, straight
Antonyms
 (usual): unconventional, nonstandard, unusual
 (healthy): ill, poorly (British), sick, unwell
 (perpendicular): tangential
 (heterosexual): gay
Translations
according to norms or rules
 Danish: normal, almindelig
 Finnish: säännönmukainen
 French: normal
 German: normal
 Hungarian: normális, rendes, normál
 Italian: normale
 Latin: normalis
 Polish: normalny , normalna , normalne
 Spanish: normal
* Arabic: (ʕādiy),
 Chinese: 正常的 (zhèngcháng de)
 Dutch: normaal, normale, gewoon, gewone
 Finnish: säännöllinen
 French: normal
 German: normal
 Hungarian: rendes, normális
 Italian: normale
 Japanese: 普通の (ふつうの, futsūno)
 Korean: 정상의 (jeongsangui)
 Norwegian: normal, ordinær, vanlig, alminnelig
 Polish: normalny , normalna , normalne , zwykły , zwykła , zwykłe
 Portuguese: normal
 Russian: нормальный (normál’nyj)
 Spanish: normal
 Swedish: normal
pertaining to a school to teach teachers how to
teach
 Dutch: normaal
informal: heterosexual
Noun
 A line or vector that is perpendicular to another.
Translations
mathematics: a line perpendicular to another
 French: normal , normale
 Hungarian: normális
Derived terms
Related terms
French
Pronunciation
 normal gloss French
Antonyms
Derived terms
Related terms
Spanish
Related terms
Extensive Definition
"Normal" can refer to several topics,
including:
 Normality (behavior)
 Normal (mathematics), numerous mathematical concepts
 Normal school
 NORML, the National Organization for the Reform of Marijuana Laws
 Normal form in database normalization
 Normal distribution, a continuous probability distribution
 Concentration#Normality
Media
 Normal, Ohio, an American comedy television program
 Normal (film), a 2003 film
 Normal (2007 film), a film by Carl Bessai
 "Normal Boy / Birth of a Salesman", a television episode found in the list of The Adventures of Jimmy Neutron: Boy Genius episodes
 Michelle Diane Creasy
Music
 Normal (album), an album by Bumblefoot
 The Normal, a band featuring Daniel Miller
 Normahl, a German punk band
 Normal, a song by Foo Fighters
 Normal, a song by Porcupine Tree
Geography
 Normal, Illinois, a town in the United States
normal in Danish: Normal
normal in Spanish: Normal
normal in French: Normal
normal in Italian: Normale
normal in Dutch: Normaal
normal in Portuguese: Normal
normal in Finnish: Normaali
normal in Volapük: Normal
Synonyms, Antonyms and Related Words
academe, academia, accepted, according to Hoyle,
air line, all there, alma mater, appropriate, arranged, average, axis, azimuth circle, balance, balanced, banal, beeline, besetting, bourgeois, businesslike, center, central, characteristic, chord, clearheaded, clearminded, college, college of engineering,
common, commonplace, community
college, compos mentis, condign, conformable, conformist, consuetudinary, conventional, correct, current, customary, decent, decorous, degreegranting
institution, diagonal,
diameter, direct line,
directrix, distinctive, distinguishing, dominant, due, edge, epidemic, established, everyday, exemplary, familiar, fit, fitting, formal, fouryear college,
garden, gardenvariety,
general, generality, generally
accepted, golden mean, good, graduate school, greatcircle
course, habitual, happy
medium, harmonious,
healthy, healthyminded,
in hand, institute of technology, intermediary, intermediate, ivied halls,
journalism school, junior college, justemilieu, kosher, law school, lucid, mean, medial, median, medical school, mediocre, mediocrity, medium, mentally sound, methodical, middle, middle course, middle
ground, middle point, middle position, middle state, middleclass,
middleoftheroad, middling, midpoint, moderate, multiversity, natural, naturalistic, naturistic, nice, no great shakes, norm, normal school, normative, obtaining, of sound mind,
ordered, orderly, ordinary, orthodiagonal, orthodox, orthogonal, orthometric, pandemic, par, perpendicular, plastic, plumb, popular, postgraduate school,
predominant,
predominating,
prescribed, prescriptive, prevailing, prevalent, proper, quintessential, radius, radius vector, rampant, rational, realistic, reasonable, received, rectangular, regnant, regular, regulation, reigning, rife, right, right and proper, right
angle, right line, rightangle, rightangled, rightangular,
righteous, rightful, routine, rule, ruling, run, runofmine, runofthemill,
running, sample, sane, saneminded, school of
communications, school of education, secant, seemly, segment, sensible, set, shortcut, side, sound, soundminded, stable, standard, steady, stereotyped, stock, straight, straight course,
straight line, straight stretch, straightaway, streamline, suburban, suitable, symmetrical, systematic, tangent, timehonored, together, traditional, transversal, true to form,
true to type, twoyear college, typal, typic, typical, unexceptional, uniform, universal, university, university
college, unnoteworthy, unremarkable, unspectacular, upright, usual, varsity, vector, vertical, vertical circle, via
media, wellordered, wellregulated, wholesome, widespread, wonted