==History== Its graphic form has remained fairly constant from Phoenician times until today. The name of the Phoenician letter was ʿeyn, meaning `eye`, and indeed its shape originates simply as a drawing of a human eye (possibly inspired by the corresponding Egyptian hieroglyph, c.f. Proto-Sinaitic script). Its original sound value was that of ..... Found on http://en.wikipedia.org/wiki/O
[Cyrillic] O commonly represents the close-mid back rounded vowel /o/, like the pronunciation of {angle bracket|o} in Scottish English `go`. ==History== The Cyrillic letter O was derived from the Greek letter Omicron (Ο ο). The name of O in the Early Cyrillic alphabet was {Script|Cyrs|онъ} (onŭ), meaning `he` or `it`. In the Cyrillic ... Found on http://en.wikipedia.org/wiki/O_(Cyrillic)
Type: Abbreviation Definitions: 1. Symbol for oxygen; orotidine. 2. Abbreviation for opening (in formulas for electrical reactions). 3. Symbol for a blood group in the ABO system. See ABO blood group, in Blood Groups Appendix. 4. An abbreviation derived from the German phrase ohne Hauch (without film), used as a designation for: antigens that occur... Found on http://www.medilexicon.com/medicaldictionary.php?t=61999