Science, Tech, Math › Science Biology Prefixes and Suffixes: Zoo- or Zo- Share Flipboard Email Print Zoology is the study of animals. Senchy/Moment Open/Getty Image Science Biology Basics Cell Biology Genetics Organisms Anatomy Physiology Botany Ecology Chemistry Physics Geology Astronomy Weather & Climate By Regina Bailey Biology Expert B.A., Biology, Emory University A.S., Nursing, Chattahoochee Technical College Regina Bailey is a board-certified registered nurse, science writer and educator. Her work has been featured in "Kaplan AP Biology" and "The Internet for Cellular and Molecular Biologists." our editorial process Regina Bailey Updated May 20, 2018 The prefix zoo- or zo- refers to animals and animal life. It is derived from the Greek zōion, meaning animal. Words Beginning With (Zoo- or Zo-) Zoobiotic (zoo-bio-tic): The term zoobiotic refers to an organism that is a parasite living on or in an animal. Zooblast (zoo-blast): A zooblast is an animal cell. Zoochemistry (zoo-chemistry): Zoochemistry is the branch of science that focuses on animal biochemistry. Zoochory (zoo-chory): The spreading of plant products such as fruit, pollen, seeds, or spores by animals is called zoochory. Zooculture (zoo-culture): Zooculture is the practice of raising and domesticating animals. Zoodermic (zoo-derm-ic): Zoodermic refers to the skin of an animal, particularly as it pertains to a skin graft. Zooflagellate (zoo-flagellate): This animal-like protozoan has a flagellum, feeds on organic matter, and is often a parasite of animals. Zoogamete (zoo-gam-ete): A zoogamete is a gamete or sex cell that is motile, such as a sperm cell. Zoogenesis (zoo-gen-esis): The origin and development of animals is known as zoogenesis. Zoogeography (zoo-geography): Zoogeography is the study of the geographical distribution of animals around the world. Zoograft (zoo-graft): A zoograft is the transplantation of animal tissue to a human. Zookeeper (zoo-keeper): A zookeeper is an individual who takes care of animals in a zoo. Zoolatry (zoo-latry): Zoolatry is an excessive devotion to animals, or the worship of animals. Zoolith (zoo-lith): A petrified or fossilized animal is called a zoolith. Zoology (zoo-logy): Zoology is the field of biology that focuses on the study of animals or the animal kingdom. Zoometry (zoo-metry): Zoometry is the scientific study of the measurements and sizes of animals and animal parts. Zoomorphism (zoo-morph-ism): Zoomorphism is the use of animal forms or symbols in art and literature to assign animal characteristics to humans or dieties. Zoon (zoo-n): An animal that develops from a fertilized egg is called a zoon. Zoonosis (zoon-osis): Zoonosis is a type of disease that can be spread from an animal to a human. Examples of zoonotic diseases include rabies, malaria, and Lyme disease. Zooparasite (zoo-parasite): A parasite of an animal is a zooparasite. Common zooparasites include worms and protozoa. Zoopathy (zoo-path-y): Zoopathy is the science of animal diseases. Zoopery (zoo-pery): The act of performing experiments on animals is termed zoopery. Zoophagy (zoo-phagy): Zoophagy is the feeding on or eating of an animal by another animal. Zoophile (zoo-phile): This term refers to an individual who loves animals. Zoophobia (zoo-phobia): The irrational fear of animals is called zoophobia. Zoophyte (zoo-phyte): A zoophyte is an animal, such as a sea anemone, that resembles a plant. Zooplankton (zoo-plankton): Zooplankton is a type of plankton composed of tiny animals, animal-like organisms, or microscopic protists such as dinoflagellates. Zooplasty (zoo-plasty): The surgical transplantation of animal tissue to a human is called zooplasty. Zoosphere (zoo-sphere): The zoosphere is the global community of animals. Zoospore (zoo-spore): Zoospores are asexual spores produced by some algae and fungi that are motile and move by cilia or flagella. Zootaxy (zoo-taxy): Zootaxy is the science of animal classification. Zootomy (zoo-tomy): The study of animal anatomy, typically through dissection, is known as zootomy.