à propos

Adverb

 * 1) opportunely, at the right time, just in time
 * 2) by the way
 * 3) in connection, concerning, with regard, in reference
 * 1) in connection, concerning, with regard, in reference
 * 1) in connection, concerning, with regard, in reference

Adjective

 * 1) opportune, advisable, fitting, appropriate, apropos

Etymology
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Adjective

 * 1) apropos

Adverb

 * 1) apropos, speaking of

Particle

 * 1) apropos, by the way, speaking of

Preposition

 * 1) apropos, speaking of