| Rating | Solver | Clue |
|---|---|---|
| IMMEDIATE | Instantaneous | |
| REFLEXES | Instantaneous reactions | |
| INSTANTANEITY | Quality of being instantaneous. | |
| AUTOCHRONOGRAPH | An instrument for the instantaneous self-recording or printing of time. | |
| EUPRYION | A contrivance for obtaining a light instantaneous, as a lucifer match. | |
| INSTANTANEOUS | At or during a given instant; as, instantaneous acceleration, velocity, etc. | |
| IMPACT | The single instantaneous stroke of a body in motion against another either in motion or at rest. | |
| CENTRODE | In two figures having relative motion, one of the two curves which are the loci of the instantaneous center. | |
| DETONATION | An explosion or sudden report made by the instantaneous decomposition or combustion of unstable substances' as, the detonation of gun cotton. | |