Tag Archives: umbra

Day 2: Umbra

The Word of the Day is



  1. shade; shadow.

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

  3. Astronomy.

    1. 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.
    2. the dark central portion of a sunspot.
  4. a phantom or shadowy apparition, as of someone or something not physically present; ghost; spectral image

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