lordosis

noun
lor·do·sis | \lȯr-ˈdō-səs \
plural lordoses\lȯr-ˈdō-ˌsēz \

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 \ 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 \

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 \ adjective
lordotic posture

More from Merriam-Webster on lordosis

See words that rhyme with lordosis

Britannica.com: Encyclopedia article about lordosis

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