Webster's Revised Unabridged Dictionary · 1913

Blender

Blender ({not transcribed}) , noun

One who, or that which, blends; an instrument, as a brush, used in blending.
an electrical device with a rapidly rotating spindle to which a specially designed container can be attached, so that the contents of the container are agitated by rotating blades at adjustable speeds, permitting various degrees of homogenization of the contents.