a. Obs. rare. [ad. obs. F. subethal, f. subeth: see prec. For the etymol. sense cf. carotid, which is ult. f. Gr. καροῦν to plunge into heavy sleep.] The carotid (artery).
1541. R. Copland, Guydons Quest. Cyrurg., F iij. The greate veynes & arteres that are led by the furculles in stying vpwarde ye sydes of the necke to the superyour partyes, whiche be called Guy degi, and popleticis, depe & suberali (real subetall; orig. subethalles), Thyncysyon of the whiche be very peryllous.