Definition of "arcuate" []

• Having the form of a bow; curved. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "In 1999 Gregory V. Hoppa, the late Randy Tufts, and a team of planetary scientists from the University of Arizona went a long way toward cracking the code, positing that the most mysterious fault lines identifiable on Europa — the wave-form-like "arcuate" fractures spiraling eerily across the crystalline landscapes near its poles — are almost certainly a result of Jupiter's shifting tidal pull on subsurface water."
• "DM: Neurological trauma resulting in damage to the arcuate fasciculus with concomitant associative aphasia, and/or chronic generalized idiopathic disenchantment."
• "Naftolin, A, et al. Neuronal membrane remodeling during the oestrus cycle: a freeze-freacture study in the arcuate nucleus of the rat hypothalemus."