ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun
: a symbol in a mathematical or logical expression that may be replaced by the name of any element of a set — compare variable 2a
ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun
: a symbol in a mathematical or logical expression that may be replaced by the name of any element of a set — compare variable 2a
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012