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 (krĕn′yə-lĭt, -lāt′) or cren·u·lat·ed (-lā′tĭd)
Having a margin or contour with shallow, usually rounded notches and projections; finely notched or scalloped: a crenulate leaf; a crenulate coastline.

[New Latin crēnulātus, from crēnula, diminutive of Medieval Latin crēna, notch.]

cren′u·la′tion n.


(ˈkrɛnjʊˌleɪt; -lɪt) or


(Biology) having a margin very finely notched with rounded projections, as certain leaves
[C18: from New Latin crēnulātus, from crēnula, literally: a little notch; see crenel]


(ˈkrɛn yəˌleɪt, -lɪt)

also cren′u•lat`ed,

minutely crenate, as the margin of certain leaves.
[1785–95; < New Latin crēnulātus=crēnul(a), diminutive of crēna notch (see crenate) + -ātus -ate1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.crenulate - having a margin with small rounded teeth; "a crenulate leaf"
rough - of the margin of a leaf shape; having the edge cut or fringed or scalloped
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References in periodicals archive ?
Notably the chela closely resembles that of Pulmonoscorpius, although the rami of the latter do not appear to be markedly crenulate.
Yesilyurt (2005) segregated this species based on its filiform segments, pinnate division, and crenulate indusium margins.
A small plate (or tessera) which we interpret as an orbital plate (tessera) has one, 1 mm long, rather wide arcuate crenulate dentine ridge on the porous basal plate (Fig.
2, 4): all coxae finely granular or shagreened; coxae II-III with granular anterior carinae; coxa IV with granular or crenulate anterior and posterior carinae; sternum triangular, coarsely granular, with deep median longitudinal sulcus; genital opercula granular on lateral surfaces, smooth medially.
5 mm, free, margins entire, pale green except for the hyaline membranaceous margins, glabrous except for the densely white-lanate apex, the posterior ones alate-carinate, with keels decurrent on the ovary, keels irregularly spinulose to crenulate toward the apex, the anterior one ecarinate; petals sublinear-subspathulate, obtuse-cucullate, 27-31 x 4.
5 mm, not contorted nor spiral, margins shortly crenulate to subentire; Ovary 4-5 x 4 mm, trigonous, whitish, sparsely lepidote; epigynous tube lacking; placentation apical; ovules numerous, obtuse; Fruits unknown.