massive (Adjective) — Imposing in size, bulk or solidity. ex. "massive oak doors" ex. "Moore's massive sculptures"
massive (Adjective) — Being the same substance throughout. ex. "massive silver"
massive (Adjective) — Imposing in scale, scope, degree or power. ex. "massive retaliatory power" ex. "a massive increase in oil prices" ex. "massive changes"
massive (Adjective) — Consisting of great mass; containing a great quantity of matter. ex. "Earth is the most massive of the terrestrial planets"