CHARACTERISTIC

/ˌkæɹəktəˈɹɪstɪk/

Scrabble

WWF

C(3) H(4) A(1) R(1) A(1) C(3) T(1) E(1) R(1) I(1) S(1) T(1) I(1) C(3)

NWL/TWL ✓ Collins ✓ WWF ✓

Definition

/ˌkæɹəktəˈɹɪstɪk/

noun

A distinguishing feature of a person or thing.
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.).
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 characteristic of a field, if non-zero, must be a prime number.”