(n.) A solid consisting of a double twelve-sided pyramid; -- so called because the planes of this form occur on crystals of beryl.
BERYLLOID
Meaning of BERYLLOID in English
Webster's English dictionary. Английский словарь Webster. 2012
(n.) A solid consisting of a double twelve-sided pyramid; -- so called because the planes of this form occur on crystals of beryl.
Webster's English dictionary. Английский словарь Webster. 2012