"ˌ adjective
Etymology: super- + massive
: having extraordinarily great mass ; especially : having a mass thousands or usually millions or billions of times that of the sun
a supermassive black hole
"ˌ adjective
Etymology: super- + massive
: having extraordinarily great mass ; especially : having a mass thousands or usually millions or billions of times that of the sun
a supermassive black hole
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012