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Webster 1913 Edition

Adj.

[L.

fauces

throat.]

Pertaining to the fauces, or opening of the throat; faucial;

esp.,

(Phon.)

produced in the fauces, as certain deep guttural sounds found in the Semitic and some other languages.

Ayin is the most difficult of the

faucals

I. Taylor (The Alphabet).

faucal ‎(not comparable)

faucal ‎(plural faucals)

(phonetics) A sound produced in the fauces.
Ayin is the most difficult of the faucals. — I. Taylor (The Alphabet).