Being a distinguishing feature of a person or thing.
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.).
Existing tangentially, being a byproduct, a tangent, or a likely consequence.
Entering or approaching, prior to reflection (more frequently incident).
Occurring by chance.
Loosely associated; of limited relevance except indirectly; only accidentally related.
Something that is incidental.
Minor items, not further defined. Incidental expense.