- 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. - The throat of a calyx, corolla, etc. - That portion of the interior of a spiral shell which can
be seen by looking into the aperture.