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See also: Upsila



EB1911 - Volume 01 - Page 001 - 1.svg This entry lacks etymological information. If you are familiar with the origin of this term, please add it to the page per etymology instructions. You can also discuss it at the Etymology scriptorium.



  1. This term needs a definition. Please help out and add a definition, then remove the text {{rfdef}}. A species epithet.
    • 2004, D. McIlroy, The Application of Ichnology to Palaeoenvironmental and Stratigraphic Analysis, page 81
      The type ichnospecies, P. tubiformis, is unlined, as are other ichnospecies, though P. upsila (Frey et al. 1984) and P. lutimuratus (Nesbitt & Campbell 2002) have a distinctive mud lining.



From the Ancient Greek ὖ ψιλά (û psilá), plural construction of ὖ ψιλόν (û psilón).


upsila pl

  1. plural of upsilon
    • 1981, Jaan Puhvel, Analecta Indoeuropaea: Delectus Operum Minorum Plerumque Anglice Aliquando Francogallice Editorum Annos 1952–1977 Complectens (Institut für Sprachwissenschaft der Universität Innsbruck; →ISBN, 9783851245639), page 134
      Why there is no parallel ḫi- remains a mystery. It is idle to argue for some kind of parasitic origin, comparable to the rampage of spiritus asper over initial upsila in Attic Greek; the very contrast ḫu- : w- is distinctive.
    • 1991, Jaan Puhvel, Hittite Etymological Dictionary: Words beginning with H (Walter de Gruyter, →ISBN, pages 303–304
      Gk. ῦει ‘to rain’ may represent either *sEuH-ye- or *EuH-ye- (spiritus asper being automatic on initial upsila), thus a -ye/o- derivative (stative like e. g. χαίρω?) from the zero grade of the root stem seen in Toch. A 3 pl. swiñc < *sEuH-énti.
    • 1993, Studia Varia from the J. Paul Getty Museum →ISBN, 9780892362035), page 96
      Serifs are a regular feature of letters in both the Getty and the PFayum 4 papyrus fragments. Upsila, similarly formed in all, are decorated with serifs on the base of the vertical stroke at PFayum 4.11, Getty recto line 1, and Getty verso line 7.
    • 1994, Adam Bülow-Jacobsen [ed.], Proceedings of the 20th International Congress of Papyrologists, Copenhagen, 23–29 August, 1992 (Museum Tusculanum Press, →ISBN, page 286
      Inconsistent letter forms: e.g. upsila in 1.2; kappas in 1.7; long rho in πρωτον vs. short rho in ημετερα; epsila in επελθω.