somnolent

[ som-nuh-luhnt ]
/ ˈsɒm nə lənt /

adjective

sleepy; drowsy.
tending to cause sleep.

Origin of somnolent

1425–75; late Middle English sompnolent < Old French < Latin somnolentus, derivative of somnus sleep; see -ulent

SYNONYMS FOR somnolent

1 slumberous.
2 somniferous, soporific.

OTHER WORDS FROM somnolent

Words nearby somnolent

somnific, somniloquy, somnipathy, somnocinematography, somnolence, somnolent, somnolescent, somnus, somogyi effect, somogyi unit, somoni

British Dictionary definitions for hypersomnolence

somnolent
/ (ˈsɒmnələnt) /

adjective

drowsy; sleepy
causing drowsiness

Derived forms of somnolent

somnolence or somnolency, noun somnolently, adverb

Word Origin for somnolent

C15: from Latin somnus sleep

Medical definitions for hypersomnolence

somnolent
[ sŏm′nə-lənt ]

adj.

Drowsy; sleepy.
Inducing or tending to induce sleep; soporific.
In a condition of incomplete sleep; semicomatose.