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Black diamond
Meaning
Noun
●
hematite
●
anthracite
●
carbonado, a natural
diamond
that is
black in
colour
●
A
black
synthetic
diamond
,
specifically
a CVD
polycrystalline
diamond
or HPHT
polycrystalline
compact
diamond
.
●
boron carbide
⚠️
In South African English:
A
member
of the new
affluent
black
middle class
in South Africa,
characterized
by
conspicuous
consumption.
●
In Skiing:
A
symbol
representing
a
steep
and
relatively
difficult
trail
,
typically
40%
gradient
or above.
Sourced from
Wiktionary
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