physiologist

[ fiz-ee-ol-uh-jist ]

/ ˌfɪz iˈɒl ə dʒɪst /

a specialist in physiology.

Origin of physiologist

First recorded in 1655–65; physiolog(y) + -ist

The problem, says UC Davis physiologist and nutritionist Linda Bacon, is that very few people can lose weight and keep it off.

Why Your New Year’s Diet Will Fail |Carrie Arnold |December 30, 2014 |DAILY BEAST
The "tripod of life" a French physiologist called these three organs.

The Professor at the Breakfast Table |Oliver Wendell Holmes (Sr.)
"And yet it isn't all loss," the physiologist answered earnestly.

Strange Stories |Grant Allen
Chambers, the physiologist, was glumly clasping and unclasping his hands in a corner.

Contamination Crew |Alan Edward Nourse

They say vaguely it is a reserve of sustenance, but it would take a physiologist to explain how it acts.

Beast and Man in India |John Lockwood Kipling
So with the physiologist; he has his microscope, his staining fluids, his means of stimulating the tissues of the body, etc.

The Story of the Mind |James Mark Baldwin