lordosis

noun
lor·​do·​sis | \ lȯr-ˈdō-səs How to pronounce lordosis (audio) \
plural lordoses\ lȯr-​ˈdō-​ˌsēz How to pronounce lordoses (audio) \

Definition of lordosis

1a : the normal convex curvature of the cervical and lumbar regions of the spine
b : abnormally exaggerated forward curvature of the lumbar and cervical regions of the spine resulting in a concave back when viewed from the side : hyperlordosis, swayback — compare kyphosis
2 : a mating posture of some sexually receptive female mammals (such as rats) in which the head and rump are raised and the back is arched downward

Other Words from lordosis

lordotic \ lȯr-​ˈdä-​tik How to pronounce lordotic (audio) \ adjective

First Known Use of lordosis

1704, in the meaning defined at sense 1b

History and Etymology for lordosis

New Latin, from Greek lordōsis, from lordos curving forward; akin to Old English belyrtan to deceive

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The first known use of lordosis was in 1704

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lordosis

noun
lor·​do·​sis | \ lȯr-ˈdō-səs How to pronounce lordosis (audio) \

Medical Definition of lordosis

1 : the normal convex curvature of the cervical and lumbar regions of the spine
2 : abnormally exaggerated forward curvature of the lumbar and cervical regions of the spine resulting in a concave back when viewed from the side

called also swayback

— compare kyphosis, scoliosis

Other Words from lordosis

lordotic \ -​ˈdät-​ik How to pronounce lordotic (audio) \ adjective
lordotic posture

More from Merriam-Webster on lordosis

Rhyming Dictionary: Words that rhyme with lordosis

Britannica.com: Encyclopedia article about lordosis

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