umbonal
Americanadjective
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having the shape or appearance of an umbo; bosslike.
an umbonal structure.
-
of, relating to, or near the umbo.
the umbonal region.
Other Word Forms
Derived Forms
Etymology
Origin of umbonal
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Scuta highly convex, broadly oval, apex broad rounded; basal margin narrow, much curved; no internal, umbonal teeth; basal internal rim strong, running up part of the occludent margin.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
Valves 5; carina with a truncated and crested base; scuta with strong internal umbonal teeth; terga with the basal point truncated, almost parallel to the occludent margin.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
Right-hand scutum alone furnished with an internal umbonal tooth: uppermost part of peduncle dark-coloured.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
Valves 5; carina with the basal end produced into a small imbedded disc; scuta convex, without internal umbonal teeth; terga almost rudimentary, scarcely broader than the carina.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
Valves 3; scuta pointed, oval, placed almost transversely to the peduncle; internal umbonal teeth strong: terga absent: carina with the basal end produced into a large, oblong, imbedded disc.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
