释义 
		[ suhb -sti-toot, -tyoot ] SHOW IPA 
/ ˈsʌb stɪˌtut, -ˌtyut / PHONETIC RESPELLING 
SEE SYNONYMS FOR substitute  ON THESAURUS.COM
noun 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. 
SEE MORE SEE LESS verb (used without object),  sub·sti·tut·ed,  sub·sti·tut·ing.  adjective of or relating to a substitute or substitutes. 
composed of substitutes. 
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Origin of substitute  1350–1400; Middle English <Latin substitūtus  (past participle of substituere  to put in place of), equivalent to sub- sub- + -stitū-,  combining form of statū-,  past participle stem of statuere  (see substituent) + -tus  past participle suffix
SYNONYMS FOR substitute 1  alternative, replacement, equivalent. 
SEE SYNONYMS FOR substitute  ON THESAURUS.COM
OTHER WORDS FROM substitute sub·sti·tut·a·ble,  adjective sub·sti·tut·a·bil·i·ty,  noun sub·sti·tut·er,  noun sub·sti·tut·ing·ly,  adverb 
sub·sti·tu·tion,  noun sub·sti·tu·tion·al,  sub·sti·tu·tion·ar·y    [suhb-sti-too -shuh -ner-ee, -tyoo -],   /ˌsʌb stɪˈtu ʃəˌnɛr i, -ˈtyu-/,    adjective sub·sti·tu·tion·al·ly,  adverb in·ter·sub·sti·tut·a·bil·i·ty,  noun in·ter·sub·sti·tut·a·ble,  adjective in·ter·sub·sti·tu·tion,  noun non·sub·sti·tut·ed,  adjective non·sub·sti·tu·tion,  noun non·sub·sti·tu·tion·al,  adjective non·sub·sti·tu·tion·al·ly,  adverb non·sub·sti·tu·tion·ar·y,  adjective pre·sub·sti·tute,  verb (used with object),  pre·sub·sti·tut·ed,  pre·sub·sti·tut·ing. pre·sub·sti·tu·tion,  noun pro·sub·sti·tu·tion,  adjective un·sub·sti·tut·ed,  adjective SEE MORE RELATED FORMS SEE FEWER RELATED FORMS   
Words nearby substitute  substantive right, substantivize, substation, substernal goiter, substituent, substitute , substitution, substitution cipher, substitution product, substitution reaction, substitution therapy
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for substitute In place of dark matter, they substitute  a subtly modified force of gravity.
An Alternative to Dark Matter Passes Critical Test | Charlie Wood| July 28, 2020| Quanta Magazine
Educators across the spectrum have acknowledged that online teaching, no matter its quality, is a poor substitute  for in-person teaching.
The Learning Curve: The Dystopian Future of ‘Learning Pods’ | Will Huntsberry| July 16, 2020| Voice of San Diego
Gödel’s extra insight was that he could substitute  a formula’s own Gödel number in the formula itself, leading to no end of trouble.
How Gödel’s Proof Works | Natalie Wolchover| July 14, 2020| Quanta Magazine
Many leaders have acknowledged that online education is a poor substitute  for in-person learning.
San Diego Unified Decision Underscores Districts’ Wildly Different Reopening Plans | Will Huntsberry| July 13, 2020| Voice of San Diego
“I think we’re substituting one form of inequity for another,” Wulfeck said.
If Your Local Park Sucks, This Is Probably Why | MacKenzie Elmer| July 6, 2020| Voice of San Diego
The substitute  nurse says to him in a stage whisper, “You know, the doctor says no vodka.”
Alfred Hitchcock’s Fade to Black: The Great Director’s Final Days | David Freeman| December 13, 2014| DAILY BEAST
But in the end there is no substitute  for government when it comes to war fighting.
Ukraine Militias Warn of Anti-Kiev Coup | Jamie Dettmer| November 28, 2014| DAILY BEAST
This clean source of caffeine is the next noble, and healthy, substitute  for your daily cup of coffee.
Bye Bye Latté, Hello Guayusa: Why The Amazon Holds the Secret to a Cleaner, Healthier Caffeine | Brandon Presser| August 29, 2014| DAILY BEAST
Annunziato and Akerman are in agreement that CrowdMed is best deployed as a supplement, not a substitute .
Strangers Diagnose Your Illness and Get Cash in Return | Kevin Zawacki| August 15, 2014| DAILY BEAST
Tim Krul, the substitute  goalie, seemed a good foot taller than Jasper Cillessen, the man he replaced, and much the more daunting.
Costa Rica vs. the Netherlands: A Tale of Two Goalies | Tunku Varadarajan| July 5, 2014| DAILY BEAST
When I left my substitute  was just getting up to ask for the adjournment.
Woman on Her Own, False Gods & The Red Robe | Eugne Brieux
In place of either of these subjects you may substitute  the retelling of another story of Hawthorne's you have read.
Story Hour Readings: Seventh Year | E.C. Hartwell
There it is—There's the two thousand three hundred francs for him to buy a substitute .
Germinie Lacerteux | Edmond and Jules de Goncourt
Condensed milk should never be used as a continuous food; as a substitute , however, for a few weeks it is often invaluable.
The Eugenic Marriage, Vol 2 (of 4) | W. Grant Hague
He has invented a process for making a substitute  for Babbitt metal.
Ralph, the Train Dispatcher | Allen Chapman
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British Dictionary definitions for  substitute verb (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  
SEE MORE SEE LESS noun  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 
SEE MORE SEE LESS 
Derived forms of substitute substitutable , adjective substitutability , 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
Words related to substitute surrogate, backup, replacement, stand-in, supplant, swap, replace, dummy, stopgap, temporary, ersatz, imitation, alternate, pseudo, second, counterfeit, makeshift, acting, near, simulated