Definitions
1.nounA sound that results from the passage of air through restrictions of the oral cavity; any sound that is not the dominant sound of a syllable, the dominant sound generally being a vowel.
2.nounA letter representing the sound of a consonant."The 19 unquestionable consonants in the English alphabet are B, C, D, F, G, H, J, K, L, M, N, P, Q, R, S, T, V, X, Z."
3.adjectiveCharacterized by harmony or agreement.
4.adjectiveHaving the same sound.
5.adjectiveHarmonizing together; accordant."consonant tones; consonant chords"
6.adjectiveOf or relating to consonants; made up of, or containing many, consonants.