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Longman Dictionary of Contemporary English
life science
noun
EXAMPLES FROM CORPUS
▪ These post would suit recent life science graduates or people with a paramedical background, particularly nursing.
Wiktionary
life science

n. biology and its subsets.

WordNet
life science

n. any of the branches of natural science dealing with the structure and behavior of living organisms [syn: bioscience]

Usage examples of "life science".

Science Fiction Boom, we have the real-life science-fiction phenomenon of the L-5 movement.

An Australian pair of partners, Sandy Tate and Jeff Lee, oceanography and life science respectively, are pregnant -- or rather, Sandy herself is.