Wiktionary
n. 1 A vowel which is normally pronounced somewhat longer than other vowels (usually around 1½ to double length); represented in the IPA by the addition of a colon-like symbol, as, /aː/. 2 ''(English pronunciation)'' Any of the vowels or diphthongs resulting from the Great Vowel Shift's effect on Middle English's original long vowels, and best exhibited in the names of the vowel letters A, E, I, O, U. In American lexicography their pronunciation is indicated by a macron, as, ''ē''.
Usage examples of "long vowel".
A circumflex accent in stressed monosyllables in Sindarin denotes the particularly long vowel heard in such words (thus H?
In longer words it falls on the last syllable but one, where that contains a long vowel, a diphthong, or a vowel followed by two (or more) consonants.
The rhyming of a long vowel with a short one is common in all the Georgian poets, and when well recited cannot but be overlooked amidst the general flow of the verse.
So that a word's long vowel might be wires in the wind, or the click of a consonant the rattle of a dead leaf against a window.
The long vowel of the word resonated in Ayla's ear with intensified vibrations, and then she was moving again, streaking over the plains.