() or (), is a metre used in classical Arabic poetry. The word literally means "extended" or "spread out" in Arabic. Along with the , , and , it is one of the four most common metres used in pre-Islamic and classical Arabic poetry.
The metrical form of the is often as follows (where "âÂÂ" is a long syllable, "u" is a short syllable, and "x" is , i.e., a syllable which can be either long or short):
The mnemonic words () used by Arab prosodists to describe this metre are: ' ().
The metre is usually used in couplets of eight feet each.
An example is the by al-Mutanabbi (915âÂÂ965): âÂÂThe poet reproaches Sayf al-Dawlaâ (king of Aleppo), a poem of 38 couplets, from which come the following well-known verses:
Although in the poem of al-Mutanabbi quoted above, the last foot of each half-verse is always | u u â |, other poets use the metre in the following form, where "<u>uu</u>" represents a biceps element, i.e. one where the two short syllables can optionally be replaced by one long one.
An example is the following drinking-song by Abu Nuwas which begins:
The metre also exists in a trimeter form of which the half-verse is as follows:
There is also a catalectic trimeter form:
Occasionally the first foot of each half-verse can be | â u u â |.
Very rarely (in less than 1% of lines) the third foot can be | u â u â |.
The term is also used in a musical context; in the Andalusi nubah, or classical suites, of Morocco, each , or suite, is divided into five main movements (called ; plural: ) each of which uses a different rhythm, as follows: