ˈpōlēəˌnīt noun
( -s )
Etymology: German polianit, irregular from Greek poliainesthai to become white with foam (from polios gray) + German -it -ite
: pyrolusite in well-formed crystals
ˈpōlēəˌnīt noun
( -s )
Etymology: German polianit, irregular from Greek poliainesthai to become white with foam (from polios gray) + German -it -ite
: pyrolusite in well-formed crystals
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012