un·damped 
(ŭn′dămpt)
(ŭn′dămpt)adj.
1. Physics Not tending toward a state of rest; not damped. Used of oscillations.
2. Not stifled or discouraged; unchecked: undamped ardor.
- opsonic
- opsonin
- opsonization
- opsonize
- -opsy
- opt
- opt.
- optative
- optatively
- optic
- optical
- optical activity
- optical amplifier
- optical art
- optical character reader
- optical character recognition
- optical computer
- optical disc
- optical disk
- optical fiber
- optical illusion
- optical isomer
- optically
- optically active
- optical maser