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brillianteer

intransitive verb bril·lian·teer \ ¦brilyən‧ti(ə)r \
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Definition of brillianteer

-ed/-ing/-s
: to cut and polish the small usually triangular faces about the girdle of a brilliant
—

brillianteerer

\-irə(r)\ noun, plural -s

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Origin and Etymology of brillianteer

Dutch briljanteren, from French brillanter, from brillant brilliant (gem)

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