insubstantial
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(adjective) lacking material form or substance; unreal; "as insubstantial as a dream"; "an insubstantial mirage on the horizon" |
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Synonyms: unreal, unsubstantial |
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Antonyms: substantial |
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| 2. |
(satellite adjective) lacking in nutritive value; "the jejune diets of the very poor" |
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Synonyms: jejune |
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