1. Intermittently stopping and starting
   "off-and-on sleep"; "off-and-on static"
   - fitful, interrupted

1. Not regularly
   "they phone each other off and on"
   - on and off

See also: broken

• monoclonal antibody
• monocoque
• monocot
• monocot family
• monocot genus
• monocotyledon
• Monocotyledonae
• Monocotyledones
• monocotyledonous
• monocracy
• monocrat
• monocular
• monocular vision
• monoculture
• monocycle
• monocyte
• monocytic leukaemia
• monocytic leukemia
• monocytosis
• Monod
• monodic
• monodical
• monodist
• Monodon
• Monodon monoceros