Meaning of Umbra

English: Umbra
Bangla: প্রচ্ছায়া, সামান্যতম আভাস
Hindi: प्रतिछाया, सूर्य के धब्बे का आसित मध्य भाग
Type: Unknown / অজানা / अज्ञात

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Bangla Academy Dictionary:

Definition: 1

shade; shadow.

Definition: 2

the invariable or characteristic accompaniment or companion of a person or thing.

Definition: 3

Astronomy. the complete or perfect shadow of an opaque body, as a planet, where the direct light from the source of illumination is completely cut off. Compare penumbra (def 1a). the dark central portion of a sunspot. Compare penumbra (def 1b).

Definition: 4

a phantom or shadowy apparition, as of someone or something not physically present; ghost; spectral image.

Definition: 5

a region of complete shadow resulting from the total obstruction of light by an opaque object, esp the shadow cast by the moon onto the earth during a solar eclipse