All 11 Uses of

demonstrate
in
Arrowsmith

There was a W.C.T.U. booth at which celebrated clergymen and other physiologists would demonstrate the evils of alcohol.†
Chpt 23 *

demonstrate = show

Furthermore, a quantitative relation is demonstrated to exist between this inactivation and the radiations that produce it.†
Chpt 36

demonstrated = showed

Any psychologist desiring a perfectly normal man for use in demonstrations could not have done better than to have engaged Irving Watters.†
Chpt 2

But he was conscious that in the cotton-plugged test-tube between the instrument-bath and the bichloride jar on the demonstrator's desk were millions of fatal anthrax germs.†
Chpt 4

On the demonstrator's table was a wooden tray, scarred from the tacks which for years had pinned down the corpses.†
Chpt 4

To attend lectures on physical diagnosis, surgery, neurology, obstetrics, and gynecology in the morning, with hospital demonstrations in the afternoon; to supervise the making of media and the sterilization of glassware for Gottlieb; to instruct a new class in the use of the microscope and filter and autoclave; to read a page now and then of scientific German or French; to see Madeline constantly; to get through it all he drove himself to hysterical hurrying, and in the dizziest of it he began his first original research—his first lyric, his first ascent of unexplored mountains.†
Chpt 6

And always Martin's work went on—assisting Max Gottlieb, instructing bacteriological students, attending lectures and hospital demonstrations—sixteen merciless hours to the day.†
Chpt 8

Droning afternoons of hospital demonstrations, among stumbling students barked at by tired clinical professors.†
Chpt 8

In that listless state he was mooning about the laboratory during elementary bacteriology demonstration hour, when Gottlieb sent him to the basement to bring up six male rabbits for inoculation.†
Chpt 9

He held out a newspaper clipping in which, above a pen-and-ink caricature portraying him with large mustached head on a tiny body, was the headline: DOC PICKERBAUGH BANNER BOOSTER OF EVANGELINE COUNTY LEADS BIG GO-TO-CHURCH DEMONSTRATION HERE Pickerbaugh looked it over, reflecting, "That was a dandy meeting!†
Chpt 19

At noon, when the Eugenic Family were giving a demonstration of perfect vigor, their youngest blossom had an epileptic fit, and before the excitement was over, upon the Chicago anti-nicotine lady as she triumphantly assassinated a mouse charged an anti-vivisection lady, also from Chicago.†
Chpt 23

Definitions:

(1) (demonstrate as in: It demonstrates my point.)
to show
The exact meaning of this sense of demonstrate can depend upon its context. For example:
- "I will demonstrate how to throw a Frisbee." -- show how to do something
- "I will demonstrate how much quicker the new computer is than the old one." -- show how something works
- "Her questioned demonstrated that she was listening and thinking deeply about what was said." -- showed to be true or proved
(2) (demonstrate as in: demonstrate to protest)
a public display supporting a cause -- usually joining with others in a political protest