plural of Church numeral

A representation of a natural number using lambda notation.

(mathematics, obsolete) A fraction.

plural of broken number

Alternative form of tailnumber

(mathematics) A number consisting of a whole number and a fraction, such as 11½.

(fandom slang, idiomatic) To remove the copyrighted elements from an existing work of fan fiction so that it may be commercially published as original fiction.

(geometry, topology, mathematical analysis) The total number of times a given curve travels counterclockwise around a specified point.

(chronology) A number showing the year of the lunar or Metonic cycle. It is reckoned from 1 to 19, and is so called from having formerly been written in the calendar in gold.

The smallest number bigger than any finite number named by an expression in the language of set theory with a googol symbols or less.