- 1to take the place of someone or something (especially someone or something older or less modern) synonym replace
- 2 Their work has been largely supplanted by the use of a computer program that fulfills the same function.
NAmE//səˈplænt//supplant somebody/something (formal)Verb Forms present simple I / you / we / they supplant
he / she / it supplants
past simple supplanted
-ing form supplanting