humpback has definitions from the fields of zoology,medicine
1
[ noun ] (medicine) a person whose back is hunched because of abnormal curvature of the upper spine

Synonyms

crookback hunchback

Related terms

cripple

2
[ noun ] (medicine) an abnormal backward curve to the vertebral column

Synonyms

hunchback kyphosis

Related terms

spinal_curvature

3
[ noun ] (zoology) large whalebone whale with long flippers noted for arching or humping its back as it dives

Related terms

baleen_whale Megaptera

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