What does "definer" mean?

One who or that which defines something, or provides a definition.

What is a synonym for "definer"?

Common synonyms include: commentator, critic, cryptologist, demonstrator, determiner, editor.

Pronounced //dɪˈfaɪnə(ɹ)//.

//dɪˈfaɪnə(ɹ)// noun

noun ·Rare ·Advanced level

Noun

1
One who or that which defines something, or provides a definition.
"It served as a key definer of national character, which was in Zelter's time emerging out of a combination of folk and elite traditions […]"

"It served as a key definer of national character, which was in Zelter's time emerging out of a combination of folk and elite traditions […]"

From define + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.