adjective

1. of or belonging to a single, definite person, part, group, or thing; not general; distinct
2. apart from any other; regarded separately; specific to want a particular color
3. out of the ordinary; unusual; noteworthy; special no particular reason for going
4. dealing with particulars; itemized; detailed
5. not satisfied with anything considered inferior; exacting; extremely careful; fastidious
6. Logic designating a proposition that deals with only some members of a class rather than all of them; not universal “some people have red hair” is a particular proposition

Etymology: ME particuler < MFr < LL particularis < L particula, particle

noun

1. a separate and distinct individual, fact, item, or instance which may be included under a generalization; single case
2. a detail; item of information; point
3. Logic a particular proposition