oscitancy

名词 oscitancy:

1. drowsiness and dullness manifested by yawning
   同义词：oscitance
2. an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom
   同义词：yawn, yawning, oscitance

os.ci.tan.cy

n.（名词）
【复数】 os.ci.tan.cies
The act of yawning.
打呵欠：打哈欠的动作
The state of being drowsy or inattentive; dullness.
困倦：昏昏欲睡或不经心的状态；懒散

来源：
From oscitant [yawning]
源自 oscitant [哈欠]
from Latin ôscit3ns ôscitant- [present participle of] ôscit3re [to yawn]
源自 拉丁语 ôscit3ns ôscitant- [] ôscit3re的现在分词 [打哈欠]
ôs [mouth] * see ôs-
ôs [口] *参见 ôs-
cit3re [to move] * see kei- 2
cit3re [移动] *参见 kei- 2

【引伸】
os.citant
adj.（形容词）