Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun ephemeral
1 sense of ephemeral
Sense 1
ephemeron, ephemeral -- (anything short-lived, as an insect that lives only for a day in its winged form)
=> insect -- (small air-breathing arthropod)
Antonyms of adj ephemeral
1 sense of ephemeral
Sense 1
ephemeral, passing, short-lived, transient, transitory, fugacious -- (lasting a very short time; "the ephemeral joys of childhood"; "a passing fancy"; "youth's transient beauty"; "love is transitory but it is eternal"; "fugacious blossoms")
INDIRECT (VIA impermanent) -> permanent, lasting -- (continuing or enduring without marked change in status or condition or place; "permanent secretary to the president"; "permanent address"; "literature of permanent value")
Similarity of adj ephemeral
1 sense of ephemeral
Sense 1
ephemeral, passing, short-lived, transient, transitory, fugacious -- (lasting a very short time; "the ephemeral joys of childhood"; "a passing fancy"; "youth's transient beauty"; "love is transitory but it is eternal"; "fugacious blossoms")
=> impermanent (vs. permanent), temporary -- (not permanent; not lasting; "politics is an impermanent factor of life"- James Thurber; "impermanent palm cottages"; "a temperary arrangement"; "temporary housing")