Mass"ive (?), a. [F. massif.]

1.

Forming, or consisting of, a large mass; compacted; weighty; heavy; massy.

"Massive armor."

Dr. H. More.

2. Min.

In mass; not necessarily without a crystalline structure, but having no regular form; as, a mineral occurs massive.

Massive rock Geol., a compact crystalline rock not distinctly schistone, as granite; also, with some authors, an eruptive rock.

 

© Webster 1913.

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