yawning, as with drowsiness; gaping.
drowsy or inattentive.
dull, lazy, or negligent.
Origin of oscitant
1615–25; < Latin ōscitant- (stem of ōscitāns) (present participle of ōscitāre to gape, yawn), equivalent to ōs mouth + cit(āre) to put in motion) + -ant- -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Online Etymology Dictionary, © 2010 Douglas Harper