(music, uncountable) The ability to identify a note by name on hearing it, or to re-create a specified note from memory, without the benefit of an externally provided reference pitch.

Exactly correct, correct in every letter.

A tense which describes actions that occurred before another action or event in the past; the pluperfect or the past anterior tense.

plural of perfect tense

A form of thermally activated book binding with a flat glued spine, resembling a paperback.

plural of perfect binding

Bound with a perfect binding.

plural of perfect field

(algebra, field theory) A field K such that every irreducible polynomial over K has distinct roots.

Having almost perfectly memorized a theatrical part.