xi

views updated May 14 2018

xi / zī; ksī/ • n. the fourteenth letter of the Greek alphabet (Ξ, ξ), transliterated as ‘x.’ ∎  (Xi) [followed by Latin genitive] Astron. the fourteenth star in a specified constellation: Xi Cygni.

Factor XI

views updated Jun 08 2018

Factor XI n. a coagulation factor normally present in blood. Deficiency of the factor is inherited, but rarely causes spontaneous bleeding. However, bleeding does occur after surgery or trauma to the blood vessels.

xi

views updated May 23 2018

xi (or x in) Finance ex interest (without interest)

More From encyclopedia.com