Antonyms for downtime

MOST RELEVANT
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR DOWNTIME

Only the card reader has had any downtime of consequence, and modifications seem to have resolved its problems.

MORE RELATED WORDS FOR DOWNTIME

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.