Denoting a form that is arched or has the shape of a bow. SYN: arcate, arciform. [L. arcuatus, bowed]
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ar·cu·ate 'är-kyə-wət, -.wāt adj curved like a bow <\arcuate fibers in the brain>
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ar·cu·ate (ahrґku-āt) [L. arcuatus bow shaped] shaped like an arc; arranged in arches.Medical dictionary. 2011.