bu•rette also bu•ret (by-rĕt)
A glass tube with fine, volumetric graduations and a stopcock at the bottom, used especially in laboratory procedures for accurate fluid dispensing and measurement.
[French, diminutive ofbuire, vase for liquors, fromOld French, probably of Germanic origin.]
(click for a larger image)burette
releasing a liquid from a burette into an Erlenmeyer flask
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