Source : Webster's Revised Unabridged Dictionary (1913)

Pipette \Pi*pette"\, n. [F., dim. of pipe.]
   A small glass tube, often with an enlargement or bulb in the
   middle, and usually graduated, -- used for transferring or
   delivering measured quantities.

Source : WordNet®

pipette
     n : measuring instrument consisting of a graduated glass tube
         used to measure or transfer precise volumes of a liquid
         by drawing the liquid up into the tube [syn: {pipet}]