fossil word

English dictionary entry

Meanings

noun
  1. A word that is broadly obsolete but remains in current use because it is contained within an idiom that is still in use.

Word forms

fossil word fossil words

Etymology

Probably from the fact that a fossil was once a living organism, but is still of historical and scientific interest.

Related words

This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.