pozzuolana


pozzuolana
pozzuolana [pät΄sōlä′nəpät΄swō lä′nə]
n.
It < L puteolana (pulvie), (powder of) Puteoli (now It Pozzuoli), site of the quarries
1. a volcanic rock, powdered and used in making a hydraulic cement
2. a siliceous or siliceous-and-aluminous material that will, in finely divided form and in the presence of moisture, react with calcium hydroxide to form a cement: Also pozzolan [pät′sə län΄] or pozzolana [pät΄sōlä′nə]
pozzuolanic
adj.

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Universalium. 2010.

Look at other dictionaries:

  • Pozzuolana — Poz zu*o*la na, Pozzolana Poz zo*la *na, n. [It.] Volcanic ashes from Pozzuoli, in Italy, used in the manufacture of a kind of mortar which hardens under water. [1913 Webster] …   The Collaborative International Dictionary of English

  • pozzuolana — [pät΄sōlä′nəpät΄swō lä′nə] n. [It < L puteolana (pulvie), (powder of) Puteoli (now It Pozzuoli), site of the quarries] 1. a volcanic rock, powdered and used in making a hydraulic cement 2. a siliceous or siliceous and aluminous material that… …   English World dictionary

  • pozzuolana — poz·zu·o·la·na …   English syllables

  • pozzuolana — /pɒtswəˈlanə/ (say potswuh lahnuh) noun a porous variety of volcanic tuff or ash used in making hydraulic cement. Also, pozzolana /pɒtsəˈlanə/ (say potsuh lahnuh). {Italian, noun use of adjective, belonging to Pozzuoli, a seaport in Italy, near… …   Australian English dictionary

  • pozzuolana — noun see pozzolana …   Useful english dictionary

  • Pozzolana — Pozzuolana Poz zu*o*la na, Pozzolana Poz zo*la *na, n. [It.] Volcanic ashes from Pozzuoli, in Italy, used in the manufacture of a kind of mortar which hardens under water. [1913 Webster] …   The Collaborative International Dictionary of English

  • pozzolana — /pot seuh lah neuh/; It. /pawt tsaw lah nah/, n. a porous variety of volcanic tuff or ash used in making hydraulic cement. Also, pozzolan /pot seuh leuhn/, pozzuolana /pot sweuh lah neuh/; It. /pawt tswaw lah nah/, puzzolan, puzzolana. [1905 10;… …   Universalium

  • poz|zo|la|na — «POT soh LAH nuh», noun. = pozzuolana. (Cf. ↑pozzuolana) …   Useful english dictionary

  • poz|zuo|la|na — «POT swoh LAH nuh», noun. a volcanic rock or ash used in making hydraulic cement and containing silica, alumina, and lime: »The aqueducts of ancient times were generally built of stone, brick, or pozzuolana (Hope Holway). ╂[< Italian… …   Useful english dictionary

  • Puzzolan — Puz zo*lan, Puzzolana Puz zo*la na, n. See {Pozzuolana}. [1913 Webster] …   The Collaborative International Dictionary of English


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