ypsilon
[ŭp′sə-lŏn′, yōōp′-]
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for ypsilon
Historical Examples of ypsilon
This species is the ypsilon of Borkhausen, and the upsilon of other authors.
The Moths of the British Isles, Second SeriesRichard South
This accounts for the presence of v, originating in the Greek ypsilon.
The English LanguageRobert Gordon Latham
Ypsilon's big Greek letter, outlined in perpetual snow, is one of the famous landmarks of the northern end.
The Book of the National ParksRobert Sterling Yard
One of the commonest species is the cosmopolitan greasy-cut-worm (Agrotis ypsilon).
Garden Pests in New ZealandD. Miller