n.
Pronunciation: ' s ə b-st ə - ˌ tüt, - ˌ tyüt
Function: noun
Etymology: Middle English, from Anglo-French substitut, from Latin substitutus, past participle of substituere to put in place of, from sub- + statuere to set up, place ― more at STATUTE
Date: 15th century
: a person or thing that takes the place or function of another
– substitute adjective