pipette

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A narrow, usually calibrated tube into which small amounts of liquid are suctioned for transfer or measurement.

from The Century Dictionary.

• noun A funnel-shaped attachment, with the small end downward, midway in a barometer, to act as a trap to prevent air-bubbles from rising to the top.
• To take up or transfer by means of a pipette.
• noun In porcelain-making, a small can arranged to hold slip, and to allow it to flow through a pipe at one end. Pipettes are sometimes fitted with adjustable pipes of different diameters. See slip-decoration.
• noun A small tube used to withdraw and transfer fluids or gases from one vessel to another.

from the GNU version of the Collaborative International Dictionary of English.

• noun A small glass tube, often with an enlargement or bulb in the middle, and usually graduated, -- used for transferring or delivering measured quantities.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb To transfer or measure the volume of a liquid using a pipette.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun 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