Texture

A type of texture where the left hand plays the melody and the right hand plays the accompaniment for an extended period of time.

Expression

A type of articulation indicating the player to play smoothly and seamlessly, with the notes slightly overlapped.

Expression

An indication instructing the player to play softly.

Rhythm

Notes whose lengths are equal to one-fourth the value of a whole note.

Meter

An Italian term meaning "delaying"; an indication instructing the player to decrease speed, often gradually.

Rhythm

Symbols indicating that two notes are to be played as one with the value equal to their sum.