DESERT a.
ert flora (Bot.), the assemblage of plants growing naturally in a desert, or in a dry and apparently unproductive place. -- Desert hare (Zoöl.), a small hare (Lepus sylvaticus, var. Arizonæ) inhabiting the deserts of the Western United States. -- Desert mouse (Zoöl.), an American mouse (Hesperomys eremicus), living i…
DIPLEIDOSCOPE n.
An instrument for determining the time of apparent noon. It consists of two mirrors and a plane glass disposed in the form of a prism, so that, by the reflections of the sun's rays from their surfaces, two images are presented to the eye, moving in opposite directions, and coinciding at the instant the sun's center is…