Also found in: Thesaurus, Medical.


n. pl. os·ci·tan·cies
1. The act of yawning.
2. The state of being drowsy or inattentive; dullness.

[From oscitant, yawning, from Latin ōscitāns, ōscitant-, present participle of ōscitāre, to yawn : ōs, mouth; see ōs- in Indo-European roots + citāre, to move; see keiə- in Indo-European roots.]

os′ci·tant adj.


(ˈɒsɪtənsɪ) or


n, pl -tancies or -tances
1. the state of being drowsy, lazy, or inattentive
2. the act of yawning
Official name: oscitation
[C17: from Latin oscitāre to gape, yawn]
ˈoscitant adj


, pandiculation - Oscitancy is the act of yawning; pandiculation is an all-over stretching and yawning, as upon waking, from Latin pandere.
See also related terms for stretching.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.oscitancy - drowsiness and dullness manifested by yawning
dullness, obtuseness - the quality of being slow to understand
drowsiness, sleepiness, somnolence - a very sleepy state; "sleepiness causes many driving accidents"
2.oscitancy - an involuntary intake of breath through a wide open mouthoscitancy - an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom; "he could not suppress a yawn"; "the yawning in the audience told him it was time to stop"; "he apologized for his oscitancy"
pandiculation - yawning and stretching (as when first waking up)