drowsiness

Definition of Drowsiness in English :

1. drowsiness, sleepiness, somnolence

a very sleepy state

Example Sentences:
'sleepiness causes many driving accidents'

WordNet Lexical Database for English. Princeton University. 2010.

Drowsiness

adjectiveWord forms: drowsier or drowsiest

1.

heavy with sleepiness; sleepy

2.

inducing sleep; soporific

3.

sluggish or lethargic; dull

adjectiveWord forms: ˈdrowsier or ˈdrowsiest

1.

a.

sleepy or half asleep; lethargic

b.

making drowsy; soporific

2.

brought on by sleepiness

3.

peacefully quiet or inactive

a drowsy village

adj. drows·i·er, drows·i·est

1. Dull with sleepiness; sluggish.

2. Produced or characterized by sleepiness.

3. Inducing sleepiness; soporific.