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penumbra
noun
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How to pronounce penumbra:

Definition of penumbra:

penumbra (noun):
a fringe region of partial shadow around an umbra.
a space of partial illumination (as in an eclipse) between the perfect shadow on all sides and the full light

Synonyms for penumbra:

shadowshadegloomdusk

Antonyms for penumbra:

morningbrightnessglowcockcrowdawnsunriseglarelightblazesunlight
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Other 3-syllable words like penumbra

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