lethargic Meaning, Definition & Usage

  1. adjective deficient in alertness or activity
    unenrgetic.
    • bullfrogs became lethargic with the first cold nights

WordNet

Le*thar"gic, Le*thar"gic*al adjective (Also<
  • Lethargic
  • Lethargical
)
Etymology
L. lethargicus, Gr. : cf. F. léthargique. See Lethargy.
Definitions
  1. Pertaining to, affected with, or resembling, lethargy; morbidly drowsy; dull; heavy. -- Le*thar"gic*al*ly, v. -- Le*thar"gic*al*ness, n. -- Le*thar"gic*ness, n.

Webster 1913