What is "bilabial"

bilabial \bi*la"bi*al\ adj. (Linguistics) produced using both lips; -- said of a consonant. As, bilabial fricatives. See labial, adj. and {bilabial, n.

bilabial \bi*la"bi*al\ n. (Linguistics) a consonant that is articulated using both lips, as p or b or w.

1857, from bi- + labial. Alternative bilabiate is attested from 1794.

a. (context phonetics English) Articulated with both lips. n. (context phonetics English) A speech sound articulated with both lips.

1. adj. of or relating to or being a speech sound that is articulated using both lips; "bilabial fricatives"

2. n. a consonant that is articulated using both lips; /p/ or /b/ or /w/