Lacking something essential; often construed with in.
Insufficient or inadequate in amount.
Of a number n, Having the sum of divisors σ(n)<2n, or, equivalently, the sum of proper divisors (or aliquot sum) s(n).
A person who is deficient.
Ignorable; of little significance or value.
Commonplace, ordinary.
Pertaining to the trivium.
Relating to or designating the name of a species; specific as opposed to generic.
Self-evident.
Concerned with or involving trivia.
Of, relating to, or being the simplest possible case.
Indistinguishable in case of truth or falsity.