[ nawr-muhl ]
/ ˈnɔr məl /
serving to establish a standard.
- approximately average in any psychological trait, as intelligence, personality, or emotional adjustment.
- free from any mental disorder; sane.
- free from any infection or other form of disease or malformation, or from experimental therapy or manipulation.
- of natural occurrence.
- being at right angles, as a line; perpendicular.
- of the nature of or relating to a mathematical normal.
- (of an orthogonal system of real functions) defined so that the integral of the square of the absolute value of any function is 1.
- (of a topological space) having the property that corresponding to every pair of disjoint closed sets are two disjoint open sets, each containing one of the closed sets.
- (of a set) having the property that the same set results when all the elements of the set are operated on consistently on the left and consistently on the right by any element of the set;invariant.
- (of a solution) containing one equivalent weight of the constituent in question in one liter of solution.
- relating to an aliphatic hydrocarbon having a straight unbranched carbon chain, each carbon atom of which is joined to no more than two other carbon atoms.
- of or relating to a neutral salt in which any replaceable hydroxyl groups or hydrogen atoms have been replaced by other groups or atoms, as sodium sulfate, Na2SO4.
the standard or the common type.
the usual state, amount, level, etc., especially the average or mean: Production may fall below normal.
- a perpendicular line or plane, especially one perpendicular to a tangent line of a curve, or a tangent plane of a surface, at the point of contact.
- the portion of this perpendicular line included between its point of contact with the curve and the x-axis.
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Origin of normal
OTHER WORDS FROM normal
nor·mal·i·ty [nawr-mal-i-tee] /nɔrˈmæl ɪ ti/ noun, plural nor·mal·i·ties.nor·mal·ness, nounan·ti·nor·mal, adjectivehalf-nor·mal, adjective
hy·per·nor·mal, adjectivenon·nor·mal, adjectiveo·ver·nor·mal, adjectivequa·si-nor·mal, adjectivequa·si-nor·mal·ly, adverbsem·i·nor·mal, adjectivesem·i·nor·mal·ly, adverbun·nor·mal, adjectiveun·nor·mal·ly, adverb
Definition for normal (2 of 2)
[ nawr-muhl ]
/ ˈnɔr məl /
a city in central Illinois.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for normal
British Dictionary definitions for normal
/ (ˈnɔːməl) /
usual; regular; common; typicalthe normal way of doing it; the normal level
constituting a standardif we take this as normal
- being within certain limits of intelligence, educational success or ability, etc
- conforming to the conventions of one's group
biology med (of laboratory animals) maintained in a natural state for purposes of comparison with animals treated with drugs, etc
chem (of a solution) containing a number of grams equal to the equivalent weight of the solute in each litre of solventSymbol: N
chem denoting a straight-chain hydrocarbon: a normal alkane . Prefix: n-, e.g. n- octane
geometry another word for perpendicular (def. 1)
the usual, average, or typical state, degree, form, etc
anything that is normal
geometry a line or plane perpendicular to another line or plane or to the tangent of a curved line or plane at the point of contact
Derived forms of normalnormality (nɔːˈmælɪtɪ) or esp US normalcy, noun
Word Origin for normal
C16: from Latin normālis conforming to the carpenter's square, from norma norm
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for normal
[ nôr′məl ]
Conforming with, adhering to, or constituting a norm, standard, pattern, level, or type; typical.
Functioning or occurring in a natural way; lacking observable abnormalities or deficiencies.
Occurring naturally and not because of disease, inoculation, or any experimental treatment. Used of immunity.
Of, relating to, or being a solution having one gram equivalent weight of solute per liter of solution.
Of, relating to, or being an aliphatic hydrocarbon having a straight and unbranched chain of carbon atoms.
Of, relating to, or characterized by average intelligence or development.
The usual or the expected state, form, amount, or degree.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.