Entry 2 senses · 2 variants Webster, 1913 Odorant /ōd'-ẽr-ənt/ · O·dor·ant · IPA /ˈoʊdərənt/ a. n. 01 a. Yielding odors; fragrant. 1. Yielding odors; fragrant. 02 n. An odorous substance; 1. An odorous substance;