Elizabeth Swift

Two notes played together, usually in one hand but sometimes in both, whose distance is the interval of a 4th of any quality.

Blocked 4ths

Two notes played together, usually in one hand but sometimes in both, whose distance is the interval of a 5th of any quality.

Also called the damper pedal, it is the rightmost pedal on the piano and used to sustain notes by moving the dampers away from the strings.

A scale comprised entirely of whole steps.