Meaning of PORTLAND CEMENT in English


Etymology: from Isle of Portland; from its resemblance to Portland stone

: a hydraulic cement made by finely pulverizing the clinker produced by calcining to incipient fusion a mixture of argillaceous and calcareous materials — see alumina cement ; compare air entrainment , natural cement , portland blast-furnace slag cement

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.