A distinguishing feature of a person or thing.
For a given field or ring, a natural number that is either the smallest positive number n such that n instances of the multiplicative identity (1) summed together yield the additive identity (0) or, if no such number exists, the number 0.
The integer part of a logarithm.
The distinguishing features of a navigational light on a lighthouse etc by which it can be identified (colour, pattern of flashes etc.).
Being a distinguishing feature of a person or thing.
A distinctive characteristic or quality; a peculiarity.
The doctrine of the incarnation of God as Jesus occurring at a particular place and time.
A particular thing.
Attention to detail; fastidiousness.
The condition of being particular rather than general or universal; specificity.