tonsillar fossa

(redirected from sinus tonsillaris)

ton·sil·lar fos·sa

[TA]
the depression between the palatoglossal and palatopharyngeal arches occupied by the palatine tonsil.

ton·sil·lar fos·sa

(ton'si-lăr fos'ă) [TA]
The depression between the palatoglossal and palatopharyngeal arches occupied by the palatine tonsil.

ton·sil·lar fos·sa

(ton'si-lăr fos'ă) [TA]
Depression between palatoglossal and palatopharyngeal arches occupied by palatine tonsil.
Synonym(s): amygdaloid fossa, tonsillar sinus.