■ adjective
1》 large and heavy or solid.
2》 exceptionally large, intense, or severe.
3》 Geology (of rocks or beds) having no discernible form or structure.
↘(of a mineral) not visibly crystalline.
■ noun Brit. informal a group of young people from a particular area: the Bristol ~.
Derivatives
~ly adverb
~ness noun
Origin
ME: from Fr. massif , -ive , from OFr. massis , based on L. massa (see mass ).