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crenulate Line breaks: crenu|late
Pronunciation: /ˈkrɛnjʊleɪt/

Definition of crenulate in English:


(Especially of a leaf, shell, or shoreline) having a finely scalloped or notched outline or edge. Compare with crenate.
Example sentences
  • Growth lines are very finely crenulate in a narrow zone approximately two-thirds the distance from the umbilicus to the periphery, and the shell here has a very weak shoulder.
  • The maximum width of this specimen occurs at the mid-length, and the anterolateral margin is crenulate.


Example sentences
  • The outer lip is crenulated on its edge, and smooth or weakly denticulate on the inner side.
  • The anterior half of the tooth is less crenulated than the posterior half.
  • The edge of the outer lip is crenulated, and usually has a weakly convex profile when viewed from the apertural side of the shell.
Example sentences
  • This elevated structure extends ventrally in order to produce the marginal crenulations in the ventral part of the shell.
  • The crenulations are either dorsally open or represent filled structures.
  • The enamel in the synclines shows crenulations.


Late 18th century: from modern Latin crenulatus, from crenula, diminutive of crena 'notch'.

Definition of crenulate in:
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