acumination
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The degree of acumination of the basal portion of the tergum also varies; the internal surface sometimes has small crests radiating from the umbo.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
The leaf-like form results from an acumination and elongation of the wings, which in turn results from a marked elongation of the rim of the fore-wing.
From At the Deathbed of Darwinism A Series of Papers by O'Harra, Edwin V.
Therefore, I conclude, that C. chelonophilus, and still more C. Olfersii, are only varieties; the terga presenting the greatest, yet variable, amount of difference, namely, in their acumination and flatness.
From A Monograph on the Sub-class Cirripedia With Figures of all the Species. by Darwin, Charles
The elaters are never fusiform, the apices always abrupt in their acumination, and the sculpture irregular and uneven.
From The North American Slime-Moulds A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species by MacBride, Thomas H. (Thomas Huston)