bio-, bi-, -bia, -bial, -bian, -bion, -biont, -bius, -biosis, -bium, -biotic, -biotical

(Greek: life; living, live, alive)

Don’t confuse this element with another bi- which means "two".

The most important things in life are not things.

—Anonymous
xenobiologist
A scientist who speculates on the biology of alien life forms.

A xenobiologist is usually a human doctor, or biologist, who is an expert regarding the physiology of alien organisms and life forms.

xenobiosis
A form of symbiosis among ants in which two colonies of different species live together on friendly terms without rearing their broods in common.
xenobiotic
1. A pharmacologically, endocrinologically, or toxicologically active substance not endogenously produced and therefore foreign to an organism.
2. A foreign organic chemical; a reference to environmental pollutants; such as, pesticides in runoff water.
zoobiosis (s) (noun), zoonoses (pl)
The condition of a parasitic fungus that infests an animal: Jack took his cat, Toby, to the veterinarian because it wasn't feeling good, and it was found to have zoobiosis, which was the cause for Toby's disorder.
zoobiotic (adjective) (not comparable)
Parasitic on an animal: Some fungi are zoobiotic in that they thrive on or in an animal.
Quiz If you would like to take a series of self-scoring quizzes over some of the words in this bio- unit, then click this Life, Live, Living Quiz link so you can check your knowledge. You may also try several additional quizzes in this listing.

Related life, live-word units: anima-; -cole; vita-; viva-.