cuvette

Noun

cu=vette

CIDE DICTIONARY

cuvette, n. [F., dim. of cuve a tub.].

A pot, bucket, or basin, in which molten plate glass is carried from the melting pot to the casting table. [1913 Webster]
A cunette.
A small vessel with at least two flat and transparent sides, used to hold a liquid sample to be analysed in the light path of a spectrometer.
"The shape and materials vary; for ultraviolet spectrometry, quartz is typically used. For visible-light spectrometry, plastic cuvettes may be employed. Occasionally, small vessels used for other laboratory purposes are called cuvettes." [1913 Webster]

cuvette, n. a shallow vessel for liquid.

Etymology

F, dimin. of cuve cask f. L cupa