1. in a condition of biological rest or suspended animation

- dormant buds

Similar word(s): asleep, hibernating, torpid

2. (of e.g. volcanos) not erupting and not extinct

- a dormant volcano

Similar word(s): quiescent, inactive

3. lying with head on paws as if sleeping

Similar word(s): unerect, sleeping

4. inactive but capable of becoming active

- her feelings of affection are dormant but easily awakened

Similar word(s): inactive, abeyant

Sentences with dormant as an adjective:

- Grass goes dormant during the winter, waiting for spring before it grows again.

- The bank account was dormant; there had been no transactions in months.

- This volcano is dormant but not extinct.

- a lion dormant