adjective
also pin·a·koi·dal | ̷ ̷ ̷ ̷|kȯid ə l
Etymology: International Scientific Vocabulary pinacoid + -al
: having only a center of symmetry — used of one class in the triclinic system; see crystallization , symmetry
adjective
also pin·a·koi·dal | ̷ ̷ ̷ ̷|kȯid ə l
Etymology: International Scientific Vocabulary pinacoid + -al
: having only a center of symmetry — used of one class in the triclinic system; see crystallization , symmetry
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012