noun Physical Chemistry.
the visible path of light produced by the scattering action (Tyndall effect) of the particles in a colloidal solution on a beam of light passed through it.
The Origin Of Dog DaysIt’s hot again, up in the Northern Hemisphere. It’s that time of year when the sun shines its most unforgiving beams, baking the ground and, indeed, us. It’s the portion of summer known as the hottest time of the year. Or, more delightfully, the dog days. Contrary to common conjecture, the dog days do not take their peculiar name from weather that “isn’t fit for …
Origin of Tyndall beam
named after J. Tyndall
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019