HYPOGLOSSAL
hypoglossal, hypoglossal nerve, nervus hypoglosus, twelfth cranial nerve
(noun) supplies intrinsic muscles of the tongue and other tongue muscles
Source: WordNet® 3.1
Etymology
Adjective
hypoglossal
Of or pertaining to the area under the tongue.
Noun
hypoglossal (plural hypoglossals)
(anatomy) Any of the nerves under the tongue.
Source: Wiktionary
Hyp`o*glos"sal, a. Etym: [Pref. hypo- + Gr. (Anat.)
Definition: Under the tongue; -- applied esp., in the higher vertebrates,
to the twelfth or last pair of cranial nerves, which are distributed
to the base of the tongue.
– n.
Definition: One of the hypoglossal nerves.
Source: Webster’s Unabridged Dictionary 1913 Edition