Collins English-English Dictionary

dormant ['dɔːmənt]

1. 1. adj quiet and inactive, as during sleep

2. 2. adj latent or inoperative

3. 3. adj (of a volcano) neither extinct nor erupting

4. 4. adj [biology] alive but in a resting torpid condition with suspended growth and reduced metabolism

5. 5. adj [usually postpositive] [heraldry] (of a beast) in a sleeping position

6. 6. adj Compare active passive

7. 7. adj [Etymology] C14: from Old French dormant, from dormir to sleep, from Latin dormire