Umbra-

Meaning: shade, shadow

Root word: Latin umbra

Similar roots:

Opposite roots:

Derived English Words

Commonly encountered words are in bold.

Adumbrate: To outline or sketch broadly; to foreshadow or give a faint indication of something.

Adumbration: A representation or outline; a foreshadowing or vague indication of something to come.

Adumbrative: Serving to adumbrate; indicating or suggesting something in a vague or partial way.

Adumbral: Relating to or resembling a shadow; often used to describe something that is partially illuminated.

Inumbrate: To shade or cover; to obscure.

Obumbrate: To overshadow or conceal; to provide shade.

Obumbration: The act of overshadowing or covering; the state of being shaded.

Antumbra: The region of a shadow where the light source is larger than the occluding body, resulting in a shadow with a lighter edge.

Penumbra: The partially shaded outer region of a shadow, especially during an eclipse; also refers to a transitional space between light and shadow.

Penumbral: Relating to the penumbra; characterized by partial illumination or shadow.

Umbra: The fully shaded inner region of a shadow, especially during an eclipse.

Umbral: Relating to a shadow or darkness; pertaining to the umbra.

In a stroke, the core infarct (the umbra) is the part of the brain that has lost all blood flow and has died. The penumbra is the part of the brain that is receiving decreased blood flow and will not survive if blood flow is not restored.

Somber: Dark or dull in color or tone; gloomy or grave in mood.

Sombrero: A wide-brimmed hat often associated with Mexican culture, providing shade from the sun.

Umbel: A flower arrangement in which the flower stalks spread from a common point, resembling an umbrella.

Umbellate: Having the form of an umbel; referring to flowers that grow in an umbrella-like arrangement.

Umbelliferous: Belonging to the family Apiaceae (or Umbelliferae), which includes plants with umbrella-like flower clusters, such as carrots and parsley.

Umbelliform: Shaped like an umbel; having a structure resembling an umbrella or an umbel.

Umbellulate: Having a small umbel-like structure; resembling an umbel.

Umbellule: A small umbel; a diminutive form of an umbel.

Subumbellate: Having a structure resembling a small umbel; often used in botanical contexts.

Umber: A natural pigment, typically brown or reddish-brown; also refers to a color name.

Umbraculum: A structure that provides shade or shelter; a canopy-like covering.

Umbrella: A device used for protection from rain or sunlight, consisting of a circular canopy of fabric on a folding frame.

Umbrage: Offense or annoyance; feeling of being offended or displeased.

Umbrageous: Shady; providing shade or shelter.

Umbrosity: The quality of being shady or dark; a state of being overshadowed.

Umbrous: Shaded; characterized by shadow or gloom.

Links

List of Greek and Latin roots in English – Wikipedia

Words Derived from Roots

Other Roots Used in These Words

  • ad-
  • pen-
  • ob-
  • in-
  • fer-
  • -form
  • sub-

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