BURETTE
burette, buret
(noun) measuring instrument consisting of a graduated glass tube with a tap at the bottom; used for titration
Source: WordNet® 3.1
Etymology
Noun
burette (plural burettes)
(chemistry) A glass tube with fine gradations and a stopcock at the bottom, used in laboratory procedures for accurate fluid dispensing and titration.
(religion) An altar cruet.
Source: Wiktionary
Bu*rette", n. Etym: [F., can, cruet, dim. of buire flagon.] (Chem.)
Definition: An apparatus for delivering measured quantities of liquid or
for measuring the quantity of liquid or gas received or discharged.
It consists essentially of a graduated glass tube, usually furnished
with a small aperture and stopcock.
Source: Webster’s Unabridged Dictionary 1913 Edition