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Associations to the word «Umbra»

Wiktionary

UMBRA, noun. A shadow.
UMBRA, noun. (astronomy) The central region of a sunspot.
UMBRA RECTA, noun. On a shadow in the shape of a right triangle, the length of the shadow's edge adjacent to a measured angle.
UMBRA VERSA, noun. On a shadow in the shape of a right triangle, the length of the shadow's edge opposite to a measured angle.

Dictionary definition

UMBRA, noun. A region of complete shadow resulting from total obstruction of light.

Wise words

Whatever words we utter should be chosen with care for people will hear them and be influenced by them for good or ill.
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