1 of 2


: of, relating to, or constituting the bony structure chiefly formed of the expanded and more or less fused hemal spines of the last few vertebrae that supports the caudal fin rays in most teleost fishes


2 of 2


plural -s
: a hypural bone

Word History



hypo- + ur- (tail) + -al

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Dictionary Entries Near hypural

Cite this Entry

“Hypural.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypural. Accessed 9 Dec. 2023.

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