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.

(music) A musical interval of the Western twelve-semitone system consisting of twelve semitones and spanning eight degrees of the diatonic scale. It is enharmonically equivalent to an augmented seventh and is commonly referred to as an octave.

(music) an interval equal to that of between the second and third harmonics of the harmonic series; in equal temperament, an interval of seven semitones spanning five degrees of the diatonic scale. It is enharmonically equivalent to a diminished sixth.

plural of perfect game

(idiomatic) perfectly measured.

Correct in every word. / (UK, theater) Having memorized one's lines perfectly.

Without singing or playing any musical notes out of tune or incorrectly.

(linguistics) A perfect stem of a Latin verb which has been formed by adding a v or u to the end of the present stem.