Sentence Examples with the word john tyndall

Calor, heat), a term invented by John Tyndall to describe an optical phenomenon, the essential feature of which is the conversion of rays belonging to the dark infra-red portion of the spectrum into the more refrangible visible rays, i.e.

Faraday as a Discoverer, by John Tyndall (Longmans, 1st ed.

Another point of great importance is well brought out in the experiments of John Tyndall (Phil.