costa
1.
(
noun
) a riblike part of a plant or animal (such as a middle rib of a leaf or a thickened vein of an insect wing)
Related Words:
anatomical structure
,
bodily structure
,
body structure
,
complex body part
,
structure
2.
(
noun
) any of 24 curved arches of bone extending from the spine to or toward the sternum in man and a similar bone in most vertebrates
Synonyms:
rib
Related Words:
bone
,
os
,
true rib
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