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.
Of a higher rank or status.
Of a higher register or style.
Raised, particularly above ground level.
Running with administrator rights.
Increased, particularly above a normal level.
An elevated railway.