adv. Anat. [f. THEN-AR + -ad: see DEXTRAD.] Towards the thenal aspect.
1803. Barclay, New Anat. Nomencl., 166. Ulnad will signify towards the ulnar aspect . Thenad towards the thenal. Ibid. (1808), Muscular Motions, 397. The pronators rolling them thenad and radiad.
1857. Dunglison, Med. Lex., Thenad is used adverbially to signify towards the thenal aspect.