prolific

Concise Oxford English Dictionary © 2008 Oxford University Press:
prolific/prəˈlɪfɪk/

▶adjective

• 1 producing much fruit or foliage or many offspring.

• 2 (of an artist, author, etc.) producing many works.

• 3 plentiful.

– derivatives
prolificacy noun,
prolifically adverb,
prolificness noun.

– origin C17: from med. L. prolificus, from L. proles (see proliferous).