consonant

Short definition from Wiktionary

Noun

1. 1
   A 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. 2
   A letter representing the sound of a consonant.

Adjective

1. 1
   Consistent, harmonious, compatible, or in agreement.
2. 2
   Having the same sound.
3. 3
   Harmonizing together; accordant.
4. 4
   Of or relating to consonants; made up of, or containing many, consonants.