Definition of crenulate in English:

crenulate

Syllabification: cren·u·late
Pronunciation: /ˈkrenyəlit, -yəˌlāt
 
/

adjective

technical
  • (Especially of a leaf, shell, or shoreline) having a finely scalloped or notched outline or edge. Compare with crenate.
    More 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.

Derivatives

crenulated

adjective
More 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.

crenulation

Pronunciation: /ˌkrenyəˈlāSHən/
noun
More 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.

Origin

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

More definitions of crenulate

Definition of crenulate in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space