arbor vitae

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1. a treelike appearance in a vertical section of the cerebellum, due to the arrangement of the white and gray nerve tissues.

noun

1. any of several Asian and North American evergreen coniferous trees of the genera Thuja and Thujopsis, esp Thuja occidentalis, having tiny scalelike leaves and egglike conesSee also red cedar

n.

type of evergreen shrub, 1660s, name given by French physician and botanist Charles de Lécluse (1525-1609), Latin, literally “tree of life.” Also used in late 18c. rogue’s slang as a cant word for “penis.”

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