(mathematics) A function from the real line to a finite subset of the real line.

(music) An interval equal to two half steps; a major second.

(music, US) An interval of which there are seven in a fifth or twelve in an octave, consisting of two tones whose frequency ratio is about 1.059 or 18/17.

A sudden, discontinuous change.

A misstep; a stumble. / (figuratively) An erroneous action or decision.

plural of step change

Alternative form of stepfather

plural of step-father; alternative spelling of stepfathers

(transitive) To exit a place on foot, often for a short time. / (intransitive, idiomatic) To date, to be in a romantic relationship.

(slang) To break wind.