English adjective: unreactive | |||
| 1. | unreactive (chemistry) not reacting chemically | ||
| Similar | inactive, indifferent, inert, neutral, noble, stable | ||
| Domain category | chemical science, chemistry, natural philosophy, physics | ||
| Antonyms | reactive | ||
| 2. | unreactive not tending to react to stimulation | ||
| Similar | insensitive | ||
| Antonyms | sensitive | ||