[ suhb-sti-toot, -tyoot ]
/ ˈsʌb stɪˌtut, -ˌtyut /
a person or thing acting or serving in place of another.
(formerly) a person who, for payment, served in an army or navy in the place of a conscript.
Grammar. a word that functions as a replacement for any member of a class of words or constructions, as do in He doesn't know but I do.
verb (used with object), sub·sti·tut·ed, sub·sti·tut·ing.
to put (a person or thing) in the place of another.
to take the place of; replace.
Chemistry. to replace (one or more elements or groups in a compound) by other elements or groups.
verb (used without object), sub·sti·tut·ed, sub·sti·tut·ing.
to act as a substitute.
of or relating to a substitute or substitutes.
composed of substitutes.
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Origin of substitute
OTHER WORDS FROM substitute
sub·sti·tut·a·ble, adjectivesub·sti·tut·a·bil·i·ty, nounsub·sti·tut·er, nounsub·sti·tut·ing·ly, adverb
sub·sti·tu·tion, nounsub·sti·tu·tion·al, sub·sti·tu·tion·ar·y [suhb-sti-too-shuh-ner-ee, -tyoo-] /ˌsʌb stɪˈtu ʃəˌnɛr i, -ˈtyu-/, adjectivesub·sti·tu·tion·al·ly, adverbin·ter·sub·sti·tut·a·bil·i·ty, nounin·ter·sub·sti·tut·a·ble, adjectivein·ter·sub·sti·tu·tion, nounnon·sub·sti·tut·ed, adjectivenon·sub·sti·tu·tion, nounnon·sub·sti·tu·tion·al, adjectivenon·sub·sti·tu·tion·al·ly, adverbnon·sub·sti·tu·tion·ar·y, adjectivepre·sub·sti·tute, verb (used with object), pre·sub·sti·tut·ed, pre·sub·sti·tut·ing.pre·sub·sti·tu·tion, nounpro·sub·sti·tu·tion, adjectiveun·sub·sti·tut·ed, adjective
Words nearby substitute
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for substitutional
The elements, in substitutional symmetry, are then simply means of introducing variety and action.
Of great importance is the substitutional adequacy of images.Criminal Psychology|Hans Gross
The hypothesis of substitutional symmetry is thus completely confirmed.
British Dictionary definitions for substitutional
/ (ˈsʌbstɪˌtjuːt) /
(often foll by for) to serve or cause to serve in place of another person or thing
chem to replace (an atom or group in a molecule) with (another atom or group)
logic maths to replace (one expression) by (another) in the context of a third, as replacing x + y for x in 3 x = k gives 3 x + 3 y = k
- a person or thing that serves in place of another, such as a player in a game who takes the place of an injured colleague
- (as modifier)a substitute goalkeeper Often shortened to: sub
grammar another name for pro-form
Canadian another name for supply teacher
nautical another word for repeater (def. 5)
(formerly) a person paid to replace another due for military service
Derived forms of substitutesubstitutable, adjectivesubstitutability, noun
Word Origin for substitute
C16: from Latin substituere, from sub- in place of + statuere to set up
usage for substitute
Substitute is sometimes wrongly used where replace is meant: he replaced (not substituted) the worn tyre with a new one
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