English dictionary

lethargic

/l/@/'/T//A/r/dZ//I/k/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

adjective

deficient in alertness or activity

adj.all

Examples
Bullfrogs became lethargic with the first cold nights.

Synonyms unenrgetic

Antonyms energetic

Source: WordNet 3.0
Pertaining to, affected with, or resembling, lethargy; morbidly drowsy; dull; heavy.

adjective

Source: webster1913