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declivant. In DICTIOUS you will not only get to know all the dictionary meanings for the word
declivant, but we will also tell you about its etymology, its characteristics and you will know how to say
declivant in singular and plural. Everything you need to know about the word
declivant you have here. The definition of the word
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English
Etymology
Ultimately related to Latin dēclīvis.
Adjective
declivant (not comparable)
- (entomology) Sloping.
1875, Samuel H. Scudder, Entomological Notes, page 86:Head but slightly tumid above; front regularly arcuate and slightly declivant, the frontal costa broadening constantly in width toward the labrum, acuminate above; vertex narrow, the eyes being separated by a space less than equal to the diameter of one of the eyes, the fastigum scarcely declivant; […]
1909, Frederick Du Cane Godman, Osbert Salvin, Biologia Centrali-americana: Zoology, Botany and Archaeology, page 210:Fastigium of the vertex declivant or sloping.
1917, University of Kansas. Department of Entomology, Studies in Kansas Insects: A Treatise Descriptive of the More Common Species, page 90:Head but little tumid above; front vertical above, roundly declivant below the costa, nearly equal, but broadening and fading on approaching the labrum, a little constricted above the antennæ; vertex moderately broad, the eyes […]