Skip to definition.
Get the FREE one-click dictionary software for Windows.
NEW iPhone Audio English dictionary


Noun: sleepiness  slee-pee-nus
  1. A very sleepy state
    "sleepiness causes many driving accidents"
    - drowsiness, somnolence, dopiness

Derived forms: sleepinesses

See also: sleepy

Type of: temporary state

Antonym: wakefulness

Encyclopedia: Sleepiness

Nearest

sleep over
sleep talking
sleep terror disorder
sleep together
sleep with
sleeper
sleeper cell
sleeper goby
sleeper nest
sleepily
sleepiness
sleeping
sleeping accommodation
sleeping around
sleeping bag
Sleeping Beauty
sleeping beauty
sleeping capsule
sleeping car
sleeping draught
sleeping hibiscus