in key

prepositional phrase

In harmony, accord, or sympathy (with); congruent.

Opposite
out of key
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Meanings

prepositional phrase
  1. figurativelyIn harmony, accord, or sympathy (with); congruent.

Synonyms & antonyms

Opposite
out of key
Cite this entry
APA

in key. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/in%20key

MLA

“in key.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/in%20key. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “in key,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/in%20key.

Source: in key on Wiktionary, CC BY-SA 4.0.