One of the mysteries of the English language finally explained.
(especially of a leaf, shell, or shoreline) having a finely scalloped or notched outline or edge.Compare with crenate
jagged, craggy, rugged, uneven, rough, irregular, brokenView synonyms
- ‘The maximum width of this specimen occurs at the mid-length, and the anterolateral margin is crenulate.’
- ‘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.’
Late 18th century: from modern Latin crenulatus, from crenula, diminutive of crena ‘notch’.
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