(idiomatic) Some period of time, such as a term of employment or a lifetime, is coming to an end.

A number written in the form a × bᶜ, e.g. 3.75 × 10³ (a being the mantissa, b, the base and c, the exponent).

A mandatory unique alphanumeric code (usually 17 characters long) assigned to each vehicle produced, stamped into the metal on the dashboard on the left-hand side (viewable through the windshield), and on the engine block and at least one other place somewhere on the body of the vehicle.

(idiomatic) Superlative; impossible to beat.

Synonym of cloud nine.

(complex analysis) An imaginary number.

(mathematics) Any of several complex numbers that are coordinates of the vertices of a regular polygon of unit radius

(genetics) A DNA sequence, 1000 nucleotides (or synonymously base pairs) in length or longer, that is present a variable number of times as copies in a genome relative to a reference genome.

A unique number assigned by IANA to identify objects that are defined by an enterprise.

(genetics) The variation of the number of copies (normally two) of a gene, or of sequences of DNA, in the genome of a specific individual; has been linked to some diseases