"o" Definition

Definitions for the word "o" from multiple English dictionaries.

1.
O, the fifteenth letter of the English alphabet, derives its form, value, and name from the Greek O, through the Latin. The letter came into the Greek from the Ph/nician, which possibly derived it ultimately from the Egyptian. Etymologically, the letter o is most closely related to a, e, and u; as in E. bone, AS. ban; E. stone, AS. stan; E. broke, AS. brecan to break; E. bore, AS. beran to bear; E. dove, AS. d/fe; E. toft, tuft; tone, tune; number, F. nombre.
Source: The 1913 Webster Unabridged Dictionary, 1913
2.
Among the ancients, O was a mark of triple time, from the notion that the ternary, or number 3, is the most perfect of numbers, and properly expressed by a circle, the most perfect figure.
Source: The 1913 Webster Unabridged Dictionary, 1913
3. n.
The letter O, or its sound.
Source: The 1913 Webster Unabridged Dictionary, 1913
4. n.
Something shaped like the letter O; a circle or oval.
Source: The 1913 Webster Unabridged Dictionary, 1913
5. n.
A cipher; zero.
Source: The 1913 Webster Unabridged Dictionary, 1913
6. a.
One.
Source: The 1913 Webster Unabridged Dictionary, 1913
7. interj.
An exclamation used in calling or directly addressing a person or personified object; also, as an emotional or impassioned exclamation expressing pain, grief, surprise, desire, fear, etc.
Source: The 1913 Webster Unabridged Dictionary, 1913
8. n.
(also o) (pl. Os or o''s) 1 fifteenth letter of the alphabet. 2 (0) nought, zero.
Source: Oxford English Dictionary, 1884
9. abbr.
(also o.) Old.
Source: Oxford English Dictionary, 1884
10. symb.
Oxygen.
Source: Oxford English Dictionary, 1884
11. int.
1 var. Of *oh. 2 prefixed to a name in the vocative (o god). [natural exclamation]
Source: Oxford English Dictionary, 1884

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Additional Info
This page provides a list of definitions and meanings for "o" from various historical English dictionaries. By displaying multiple definitions, you can compare and contrast different meanings and nuances of a word, phrase, or slang. You can also see the changes in meaning of "o" over time by viewing the definitions from different dictionaries published at different times in history. The page also includes other information to help users expand their vocabulary and understand the context of the word.

Important Notes
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