An Etymological Dictionary of Astronomy and Astrophysics

1. Unambiguously explicit and direct, without exceptions or conditions.
   

2. Relating to or included in a → category.
   

3. Logic: Of a → proposition (→ syllogism), consisting of a → subject and a → predicate, each of which denotes a class, and having one of the → Aristotelian forms.

See also: → category; → -ic; → -al.