Tuff
11tuff — ► NOUN ▪ a light, porous rock formed by consolidation of volcanic ash. ORIGIN Latin tofus …
12tuff — [tuf] n. [Fr tuf, earlier tufe, tuffe < It tufo, TUFA] a porous igneous rock, usually stratified, formed by consolidation of volcanic ash, dust, etc. tuffaceous [tufā′shəs] adj …
13Tuff — Tuffsteinbruch in Ettringen Felsenwohnungen in Tuff in …
14Tuff — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Sur les autres projets Wikimedia : « Tuff », sur le Wiktionnaire (dictionnaire universel) Tuff peut désigner : Tony Tuff (né en 1955) …
15tuff — tuff1 /tuf/, adj. Slang. tough (def. 13). tuff2 tuffaceous /tu fay sheuhs/, adj. /tuf/, n. Geol. a fragmental rock consisting of the smaller kinds of volcanic detritus, as ash or cinder, usually more or less stratified. Also called volcanic tuff …
16tuff — A generic term for any consolidated or cemented deposit that is . 50 percent volcanic ash (< 2 mm); various types of tuff can be recognized based on composition: acidic tuff is predominantly composed of acidic particles; basic tuff is… …
17tuff — vulkaninis tufas statusas T sritis ekologija ir aplinkotyra apibrėžtis Uoliena iš susicementavusių kietųjų ugnikalnio išsiveržimo produktų. Susideda iš vulkaninių pelenų, vulkaninio smėlio, vulkaninių bombų, vulkaninio stiklo ir nevulkaninių… …
18TUFF — The technical term for the consolidated ash deposits of volcanic origin that make up much of the landscape of South Etruria. The Italian terms tufo or tufa are sometimes employed colloquially in English, but can be confused with the technical… …
19Tuff — This is a genuine Olde English nickname, which from its original popularity has developed into a surname of many spelling forms, such as Tow(e), Toe, Tows(e), Tuff and Tough. It derives from the pre 7th century toh and describes either someone… …
20tuff — [[t]tʌf[/t]] n. gel a fragmental rock consisting of the smaller kinds of volcanic detritus, as ash or cinder, usu. more or less stratified • Etymology: 1560–70; < MF tuf(e) < It tufo. See tufa tuff•a′ceous, adj …