Obs. [a. med.L. subet(h), ad. Arabic subāt somnus in capite apparens, lethargy, f. sabata to rest (cf. SABBATH). Cf. obs. F. subet.] Unhealthy or morbid sleep.
Subeth Avicennæ was an old name for coma.
1398. Trevisa, Barth. De P. R., V. iii. (1495), 107. Whan he slepith it happith him to haue Subeth, that is false reste.
c. 1550. Lloyd, Treas. Health, Y 7. Of the payne in the heade called subeth.
1626. Middleton, Anything for Quiet Life, II. iv. Subject to Subeth, unkindly sleeps, which have bred opilations in your brain.