(mathematics) A repetitive Fibonacci-like integer which appears in a linear recurrence relation.

plural of repfigit number

plural of Keith number

(mathematics) A Keith number.

(UK politics) Synonym of 10 Downing Street.

(mathematics) The minimum, taken over all planar representations of a link or graph, of the number of times it crosses itself.

The house number painted on the curb of the street in front of a building.

(Firearms, on a bolt action rifle), corresponding serial numbers on both the removable bolt and the frame of the rifle.

To queue; to wait to be served by being assigned a number and waiting for that number to be called after all previous numbers have been served in order of assignment.

Alternative spelling of number two / Short form of number 2 pencil