TORPOR

listlessness, torpidity, torpidness, torpor

(noun) inactivity resulting from lethargy and lack of vigor or energy

torpor, torpidity

(noun) a state of motor and mental inactivity with a partial suspension of sensibility; “he fell into a deep torpor”

Source: WordNet® 3.1

Etymology

Noun

torpor (countable and uncountable, plural torpors)

A state of being inactive or stuporous.

A state of apathy or lethargy.

Synonyms: lethargy, sluggishness, languor, torpidity

(biology) A state similar to hibernation characterised by energy-conserving, very deep sleep.

Source: Wiktionary

Tor"por, n. Etym: [L., from torpere, to be torpid.]

1. Loss of motion, or of the motion; a state of inactivity with partial or total insensibility; numbness.

2. Dullness; sluggishness; inactivity; as, a torpor of the mental faculties.

Source: Webster’s Unabridged Dictionary 1913 Edition