O

(redirected from -o)
Also found in: Dictionary, Thesaurus, Medical, Financial, Wikipedia.

O,

15th letter of the alphabetalphabet
[Gr. alpha-beta, like Eng. ABC], system of writing, theoretically having a one-for-one relation between character (or letter) and phoneme (see phonetics). Few alphabets have achieved the ideal exactness.
..... Click the link for more information.
. It is a usual symbol for a mid-back, rounded vowel, rather like the first part of oi. Such a vowel was represented by omicron [Gr.,=little o], its formal and positional correspondent in the Greek alphabet. English ō is a diphthong of ŏ and w. In chemistry O is the symbol of the element oxygenoxygen,
gaseous chemical element; symbol O; at. no. 8; interval in which at. wt. ranges 15.99903–15.99977; m.p. −218.4°C;; b.p. −182.962°C;; density 1.429 grams per liter at STP; valence −2.
..... Click the link for more information.
. In surnames O' is derived from the Irish patronymic system; e.g., O'Neill meant "grandson of Niall," probably referring originally to Niall Glundubh, high king of Ireland, 915–19 (see namename.
Personal identifying names are found in every known culture, and they often pass from one language to another. Hence the occurrence of Native American place names throughout the United States and the occurrence among American families of names of various linguistic origins
..... Click the link for more information.
).

O

(chemistry)

O

a beautiful woman willing to undergo every form of sexual manipulation at the bidding of her lover. [Fr. Lit.: Pauline Reage The Story of 0 in Weiss, 445]

O

(character)
ASCII code 79, The letter of the alphabet, not to be confused with 0 (zero) the digit.