1. (a.) Having life, in opposition to dead; living; being in a state in which the organs perform their functions; as, an animal or a plant which is alive.

2. (a.) In a state of action; in force or operation; unextinguished; unexpired; existent; as, to keep the fire alive; to keep the affections alive.

3. (a.) Exhibiting the activity and motion of many living beings; swarming; thronged.

4. (a.) Sprightly; lively; brisk.

5. (a.) Having susceptibility; easily impressed; having lively feelings, as opposed to apathy; sensitive.

6. (a.) of all living (by way of emphasis).