O (minuscule: o) is the fifteenth letter and the fourth vowel letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide.

O, the fourth vowel of the modern alphabet, corresponding to the Semitic ayin, which represented a breathing and not a vowel. The Semitic form may have derived from an earlier sign representing an eye.

The letter "O" is the fifteenth letter of the alphabet and a vowel.

Learn about the Letter O. Learn that O is a vowel in the alphabet. Learn to recognize the upper and lowercase letter O, how to write the letter O and the short and long vowel sounds that...

Did you know? Words Starting With O Browse 9,760 words and phrases that start with the letter O, from oaf to ozotype.

O is used to mean zero, for example when you are telling someone a phone number, or mentioning a year such as 1908.

Dec 17, 2017 · O, o noun [C or U] (LETTER) Add to word list the 15th letter of the English alphabet （英文字母表的第15個字母）

手寫體 O, Ø, o, ø 是 拉丁字母 中的第15个 字母。 在 希腊语 Ο (Omicron) 、 伊特鲁里亚语 和 拉丁语 中， O 表示 元音 ／o／。 虽然闪族语字母 Ayin 在一些字母表中被用来作为转写 [o]，但是它的通常都作 …

The fifteenth letter of the English alphabet is 'O'. It is also the fourth vowel in the English language. Vowels are sounds that are pronounced without any restriction in the vocal tract. It means we can …

In Middle English and later colloquial use, o or o' can be an abbreviation of on or of, and is still literary in some words (o'clock, Jack-o'-lantern, tam-o'-shanter, cat-o'-nine-tails, will-o'-the-wisp, etc.).