[C] [D] [E]
[F] [G] [H]
[I] [J] [K]
[L] [M] [N]
[O] [P] [Q]
[R] [S] [T]
[U] [V] [W]
[X] [Y] [Z]
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O 1Definition: 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.
O 2Definition: Among the
ancients, O was a mark of triple time, from the notion that the ternary, or number is the most perfect of numbers, and properly expressed by a circle, the most perfect figure.
O 3Definition: The letter O, or its sound.
O 4Definition: Something shaped like the letter O; a circle or oval.
O 5Definition: A cipher; zero.
O 6Definition: One.
O 7Definition: 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,
O 8Definition: the 15th letter of the Roman alphabet
O 9Definition: the blood group whose red
cells carry neither the A nor B
antigens; "people with type O blood are universal
O 10Definition: a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas;
constitutes percent of the atmosphere by volume; the most abundant element in the