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Definitions

lifeless

[lahyf-lis] / ˈlaɪf lɪs /
ADJECTIVE
not living, not containing living things
Synonyms
STRONGEST
bare barren comatose inert uninhabited
WEAK
asleep brute cold dead deceased defunct departed desert empty exanimate extinct faint inanimate inorganic insensate insensible late out cold sterile unconscious waste
Antonyms
STRONGEST
full
WEAK
alive animate energetic lively living spirited
ADJECTIVE
dull, spiritless
Synonyms
STRONGEST
drab lackluster lethargic listless passive sluggish static stiff
WEAK
blah cold colorless draggy flat hollow insipid lusterless nothing pabulum prosaic prosy slothful slow spent torpid wooden zero
Antonyms
STRONGEST
active alert bright energetic lively spirited
WEAK
alive animate living

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

From almost any vantage point, the Salton Sea appears lifeless — a gray expanse rimmed with salt and windblown dust.

From Los Angeles Times • Apr. 7, 2026

Mars is often portrayed as a dry, lifeless desert, but it is far more active than it appears.

From Science Daily • Apr. 5, 2026

After a lifeless stare, the chatbot smiles and says, “Now that is an awesome idea, Jesse!”

From The Wall Street Journal • Mar. 27, 2026

Noa-Rose's parents remember vividly holding the "lifeless" youngster in their arms, and the look of fright in the doctor's eyes.

From BBC • Mar. 26, 2026

The fog sucked the tremor of inflection in his voice, and the sentence came out sounding flat, lifeless.

From "When Dimple Met Rishi" by Sandhya Menon