An extended or continuing storyline in episodic storytelling media such as television or comic books.

A weak aurora above the tropics

plural of arc-boutant

(finance) A theory of asset pricing serving as a framework for the arbitrage pricing model.

(finance) An asset pricing model using one or more common factors to price returns. With only one factor, representing the market portfolio, it is called a single factor model. With two or more factors, it is called a multifactor model.

(informal, Northern England) an extremely lucky person.

The Arabic script.

A device, usually made of leather with a metal ring, that is fastened around the penis and testicles to sustain erection.

(music) double harmonic scale, a scale with two augmented seconds. / (music) quarter tone scale, or 24 tone equal temperament.

The form of the Arabic language used in literary texts in 7th to 9th centuries. It is based on the Medieval dialects of Arab tribes, and is the language of the Qur'an.