Phonetics .

(in English articulation) a speech sound produced by occluding with or without releasing (p, b; t, d; k, g), diverting (m, n, ng), or obstructing (f, v; s, z, etc.) the flow of air from the lungs ( opposed to vowel ).

(in a syllable) any sound other than the sound of greatest sonority in the syllable, as b, r, and g in brig ( opposed to sonant ). Compare vowel ( def. 1b ) .

(in linguistic function) a concept empirically determined as a phonological element in structural contrast with vowel, as the b of be, the w of we, the y, s, and t of yeast, etc.

a letter that usually represents a consonant sound.

in agreement; agreeable; in accord; consistent (usually fol. by to or with )

behavior consonant with his character.

corresponding in sound, as words.

harmonious, as sounds.

Music . constituting a consonance.

Physics . noting or pertaining to sounds exhibiting consonance.

consonantal.

adjective

disagreeing , dissonant , incompatible , incongruent , incongruous , inconsistent , inconsonant

adjective

accordant , according , agnate , akin , alike , analogous , blending , coincident , comparable , compatible , concordant , conformable , congenial , congruous , correspondent , corresponding , harmonious , in agreement , in rapport , like , parallel , similar , suitable , sympathetic , uniform , consistent , harmonic , musical , symphonic , symphonious , agreeable , letter , phoneme , resonant , sonant , unified