Druse(redirected from Drusian)
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, religious community of Syria, Lebanon, Israel, and Jordan, with important overseas branches in the Americas and Australia. The religious leadership prefers the name Muwahhidun (Unitarians).
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(1) A form of natural crystalline mineral aggregate. It is an accumulation of free crystals that have grown from one end (crystal face or edge) on the walls of cracks or closed cavities in rocks. The free part of the crystals is well defined, with the main direction of growth close to the perpendicular of the growth surface. Druses of quartz, amethyst, calcite, and stibnite often occur.
(2) In plants, an inclusion of calcium oxalate crystals that form in the cells of many plants during their life processes (for example, in the stems of the linden and in the stalks of begonia and dock leaves).