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Fights diseases!
Antibody
Quality, skill, experience
Credential
Science that deals with things that are alive
Biology
Continuing again and again for a long time
Chronic
Extremely large
Astronomical
Not friendly to other people
Antisocial
NOT causing death or serious injury
Benign
Chemical substance dangerous to living things
Biohazard
Arranged in order by time created
Chronological
A person who travels in outer space
Astronaut
Stops harmful effects of poison
Antidote
Something good that is MORE than what was expected
Bonus
Drug used to kill harmful bacteria and cure infections
Antibiotic
A description of events as they happened
Chronicle
A small body (rock) that circles the sun
Asteroid
Prevents infection by killing bacteria
Antiseptic
Existing in large amounts (think FEAST)
Bountiful
Story of one's life written by someone else
Biography
A watch or clock
Chronometer
A person who studies stars, planets, etc.
Astronomer
Strong feeling of dislike
Antipathy
Kind and generous
Benevolent
Capable of breaking down slowly
Biodegradable
Making things happen at the same time and speed
Synchronize