Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Thesaurus

custodian

noun

Synonyms and Antonyms of custodian

1 a person who takes care of a property sometimes for an absent owner
  • the custodian made his usual rounds of the building to make sure that everything was OK
Synonyms of custodian

caretaker, guardian, janitor, keeper, warden, watchman
Words Related to custodian

cocurator, curator

sexton, steward
2 a person or group that watches over someone or something
  • served as custodian of the prisoner until he could be turned over to federal authorities
Synonyms of custodian

guard, guardian, keeper, lookout, minder, picket, sentinel, sentry, warden, warder, watch, watcher, watchman
Words Related to custodian

observer, patrol, spotter, surveillant, watchdog

bodyguard, convoy, defender, escort, honor guard

gatekeeper

hack [slang]
3 someone that protects
  • we must regard ourselves as custodians of the Earth so that its natural resources may be enjoyed by many generations to come
Synonyms of custodian

defender, guard, guardian, guardian angel, protection, protector
Words Related to custodian

bodyguard, champion

lookout, sentinel, sentry, warden, warder, watch, watchdog, watchman

conserver, harborer, keeper, preserver, saver

Learn More about custodian

  1. See words that rhyme with custodian Dictionary: Definition of custodian Spanish Central: Translation of custodian Nglish: Translation of custodian for Spanish speakers Britannica English: Translation of custodian for Arabic speakers

Seen and Heard

What made you want to look up custodian? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games