1. possessing life

- the happiest person alive

- the nerve is alive

- doctors are working hard to keep him alive

Similar word(s): liveborn, viable, vital, animate, live

2. (often followed by `with') full of life and spirit

- she was wonderfully alive for her age

- a face alive with mischief

Similar word(s): lively

3. having life or vigor or spirit

Similar word(s): enlivened, spirited, lively, vital, reanimated, revived, animated

4. (followed by `to' or `of') aware of

- is alive to the moods of others

Similar word(s): sensitive

5. in operation

- keep hope alive

- the tradition was still alive

Similar word(s): existent, existing, active

6. mentally perceptive and responsive

- alive to what is going on

Similar word(s): aware, cognisant, cognizant, alert, awake

7. capable of erupting

- the volcano is very much alive

Similar word(s): active, live

Sentences with alive as an adjective:

- to keep the fire alive; to keep the affections alive.

- The Boyne, for a quarter of a mile, was alive with muskets and green boughs. -- Thomas Babington Macaulay.

- Tremblingly alive to nature's laws. -- William Falconer.

- Northumberland was the proudest man alive. --Edward Hyde Clarendon.