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ruga

ruga

9.9
A fold or raised line inside a body part, such as the stomach and the roof of the mouth
  • noun
  • /ˈruːɡə/
  • Specialized
translation icon : ruga
  • The stomach has multiple ruga that help it expand and contract during digestion.

Examples

  • Surgeons examined the ruga in the tissue to assess the patient's condition.

  • The internal lining of the organ displays several ruga, indicating its healthy state.

  • The most significant kind of illicit transfer on the Expedition was foraging or ruga ruga (raiding)—taking food from its producers or owners without compensation.

    Academic text (2006)
  • The most significant kind of illicit transfer on the Expedition was foraging or ruga ruga (raiding)—taking food from its producers or owners without compensation.

    Academic text (2006)

Synonyms

linea
vsruga
  • Specialized
9.9

A narrow raised line on a bone or inside the body

is a broader fold or ridge often forming a deeper curved surface

Surface Forms

ruga singular
rugas plural
rugæ plural

Etymology

Ruga comes from the Latin word ruga, which meant 'wrinkle' or 'fold'. In anatomy a ruga (plural rugae) is a fold or ridge inside an organ, like the stomach, so the name helps you remember it is a kind of 'wrinkle' that lets the organ stretch and expand.