1. <anatomy> The narrow passage from the mouth to the pharynx, situated between the soft palate and the base of the tongue; called also the isthmus of the fauces. On either side of the passage two membranous folds, called the pillars of the fauces, inclose the tonsils.

2. <botany> The throat of a calyx, corolla, etc.

3. <zoology> That portion of the interior of a spiral shell which can be seen by looking into the aperture.

Origin: L.

(01 Mar 1998)