[per-bawr-uh ks, -aks, -bohr-] /pərˈbɔr əks, -æks, -ˈboʊr-/
[per-bawr-ik, -bohr-] /pərˈbɔr ɪk, -ˈboʊr-/ noun, Chemistry. 1. a hypothetical acid, HBO 3 , known only in the form of its salts.
[pur-byoo-nuh n] /pɜrˈbyu nən/ Trademark. 1. a brand of synthetic rubber made by copolymerizing acrylonitrile with butadiene.
[purk] /pɜrk/ noun 1. 3 . Related Terms perk noun Percolated coffee (1950s+) verb To run smoothly and well; percolate: The project’s perking now (1925+) noun Extra money, privileges, fringe benefits, etc, pertaining to a job or assignment: His men were delighted to be in Afghanistan, he said, mostly because of the perks [1824+; fr […]
[per-keyl] /pərˈkeɪl/ noun 1. a closely woven, smooth-finished, plain or printed cotton cloth, used for bed sheets, clothing, etc. /pəˈkeɪl; -ˈkɑːl/ noun 1. a close-textured woven cotton fabric, plain or printed, used esp for sheets n. 1620s, name of a fabric imported from the East; in modern use, 1840, from French percale, perhaps ultimately from […]