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語源

From Ancient Greek λορδός (lordós, “bent backward”) +‎ -osis.

発音

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• 韻: -əʊsɪs

名詞

lordosis (countable and uncountable, plural lordoses)

1. (anatomy) An excessive backwards curvature of the spine, causing in normal human physiology a hollow in the back (lumbar lordosis, hollow back, saddle back) or the neck (cervical lordosis).

   Antonym: kyphosis

   Hyponym: swayback (abnormally, chiefly of quadrupeds)

2. (zoology) A body posture of some female mammals, indicating receptivity to copulation. It involves lowering of the forelimbs but with the rear limbs extended and hips raised, ventral arching of the spine and a raising, or sideward displacement, of the tail.

派生語

アナグラム

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