mid-18c., from Greek dendrites "of or pertaining to a tree," from dendron "tree" (see dendro-). The mineral so called for its markings.
dendrite den·drite (děn'drīt')n. Any of the various branched protoplasmic extensions of a nerve cell that conducts impulses from adjacent cells inward toward the cell body. Also called dendritic process, dendron, neurodendrite, neurodendron.
Any of several parts branching from the body of a neuron that receive and transmit nerve impulses.
A mineral that has a branching crystal pattern. Dendrites often form within or on the surface of other minerals and often consist of manganese oxides.