(convert into silica)

См. также в других словарях:

• silica —   n. silicon compound occurring in flint, quartz and sand.    ♦ siliceous,    ♦ silicic, a.    ♦ silicicolous, a. growing in flinty soil.    ♦ siliciferous, a. producing silica or silicon.    ♦ silicify, v.t. convert into silica.    ♦ silicon, n …   Dictionary of difficult words

• Alkali Silica Reaction — (ASR) is a reaction between reactive silica (in the concrete aggregates) and an alkali (usually present in the cement), which results in the formation of a gel. This gel increases in volume with water and exerts expansive pressure on the concrete …   Wikipedia

• silicify — [c]/səˈlɪsəfaɪ/ (say suh lisuhfuy) verb (silicified, silicifying) –verb (t) 1. to convert into silica. –verb (i) 2. to be converted into silica. –silicification /səlɪsəfəˈkeɪʃən/ (say suhlisuhfuh kayshuhn), noun …  

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• Silicified — Silicify Si*lic i*fy, v. t. [imp. & p. p. {Silicified}; p. pr. & vb. n. {Silicifying}.] [L. silex, silicis, a flint + fy: cf. F. silicifier.] (Chem.) To convert into, or to impregnate with, silica, or with the compounds of silicon. [1913 Webster] …   The Collaborative International Dictionary of English

• Silicify — Si*lic i*fy, v. t. [imp. & p. p. {Silicified}; p. pr. & vb. n. {Silicifying}.] [L. silex, silicis, a flint + fy: cf. F. silicifier.] (Chem.) To convert into, or to impregnate with, silica, or with the compounds of silicon. [1913 Webster] The… …   The Collaborative International Dictionary of English

• Silicifying — Silicify Si*lic i*fy, v. t. [imp. & p. p. {Silicified}; p. pr. & vb. n. {Silicifying}.] [L. silex, silicis, a flint + fy: cf. F. silicifier.] (Chem.) To convert into, or to impregnate with, silica, or with the compounds of silicon. [1913 Webster] …   The Collaborative International Dictionary of English

• silicify — verb ( fied; fying) Date: circa 1828 transitive verb to convert into or impregnate with silica intransitive verb to become silicified …   New Collegiate Dictionary

• silicify — silicification, n. /seuh lis euh fuy /, v.t., v.i., silicified, silicifying. to convert or be converted into silica. [1820 30; SILIC(A) + IFY] * * * …   Universalium

• silicify — [sɪ lɪsɪfʌɪ] verb (silicifies, silicifying, silicified) convert into or impregnate with silica. Derivatives silicification noun silicified adjective …   English new terms dictionary

• silicify — [sə lis′ə fī΄] vt. silicified, silicifying [< L silex (see SILEX) + FY] to convert into or impregnate with silica; specif., PETRIFY (vt. 1) vi. to become silicified, as wood silicification n …   English World dictionary