explement

[ek-spluh-muhnt]

noun

Mathematics.

1. the quantity by which an angle or an arc falls short of 360° or a circle.

Other Word Forms

• explemental adjective
• explementary adjective

Word History and Origins

Origin of explement¹

1585–95; < Latin explēmentum that which fills up, equivalent to explē ( re ) to fill ( ex- ex- ¹ + plēre to fill) + -mentum -ment