əˈseməˌtī noun plural
also acoem·e·tae -ˌtē
Usage: usually capitalized
Etymology: Medieval Latin, from Late Greek akoimētoi, from plural of Greek akoimētos sleepless, from a- a- (II) + (assumed) koimētos, verbal of koiman to lull, put to sleep, go to sleep; akin to Greek keisthai to lie — more at home
: monks of large 5th century and 6th century Eastern monasteries who were noted especially for their choral singing or recitation of the divine office in constant and never interrupted relays