a. (sb.) Anat. [f. Gr. τέρμα (τερματ-) end, limit + -IC.] Belonging to the terma or lamina terminalis of the brain, a thin layer of grey matter in front of the third ventricle. Also as sb., ellipt. for termatic artery.
1885. Wilder, in New York Med. Jrnl., 21 March, 325. The termatic artery, a small vessel arising from the junction of the precerebral arteries.
1890. Billings, Nat. Med. Dict., Termatic artery, branch from anterior cerebral or anterior communicating arteries to region of lamina terminalis.