sub|stra|tum [ˌsʌbˈstra:təm US -ˈstreı-] n plural substrata [-tə]
technical a layer that lies beneath another layer, especially in the earth
a substratum of rock
a social substratum

Dictionary of contemporary English. 2013.

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  • substratum — ● substratum nom masculin (latin substratum, de substernere, subordonner) Formation géologique sous jacente à une unité charriée (substratum d une nappe) ou à une couverture sédimentaire. substratum [sypstʀatɔm] n. m. ÉTYM. 1745; mot lat., p. p.… …   Encyclopédie Universelle

  • substratum — 1630s, from Mod.L. substratum (pl. substrata), neut. sing. pp. of L. substernere to spread underneath, from sub (see SUB (Cf. sub )) + sternere (see STRATUM (Cf. stratum)) …   Etymology dictionary

  • Substratum — Sub*stra tum, n.; pl. {Substrata}. [L. substratus, p. p. of substernere to strew under; sub under + sternere to strew. See {Stratum}.] 1. That which is laid or spread under; that which underlies something, as a layer of earth lying under another; …   The Collaborative International Dictionary of English

  • substratum — ► NOUN (pl. substrata) 1) an underlying layer or substance, in particular a layer of rock or soil beneath the surface of the ground. 2) a foundation or basis …   English terms dictionary

  • substratum — [sub′strāt΄əm, sub′strat΄əm] n. pl. substrata [sub′strāt΄ə, sub′strat΄ə] or substratums [ModL < L, neut. of substratus, pp. of substernere, to strew beneath < sub , under + sternere, to spread out < IE base * ster > STREW] 1. a) a… …   English World dictionary

  • Substratum — In contact linguistics, a substratum (lat. sub : under + stratum : layer → lower layer ) is a language that influences another one while that second, intrusive, language supplants it. Similarly, a superstratum is an intrusive language that exerts …   Wikipedia

  • substratum — [[t]sʌ̱bstrɑːtəm, AM stre͟ɪt [/t]] substrata N COUNT: with supp, usu N of n A substratum of something is a layer that lies under the surface of another layer, or a feature that is less obvious than other features. [FORMAL] ...its deep substratum… …   English dictionary

  • substratum — noun plural substrata, (C) 1 a layer that lies beneath another layer, especially in the earth: a substratum of rock 2 formal a quality that is hidden: a substratum of truth in the argument …   Longman dictionary of contemporary English

  • substratum — UK [ˈsʌbˌstrɑːtəm] / US [ˈsʌbˌstreɪtəm] / US [ˈsʌbˌstrɑtəm] noun [countable] Word forms substratum : singular substratum plural substrata UK [ˈsʌbˌstrɑːtə] / US [ˈsʌbˌstreɪtə] / US [ˈsʌbˌstrɑtə] 1) a layer of something that is below another layer …   English dictionary

  • substratum — substrative, substratal, adj. /sub stray teuhm, strat euhm, sub stray teuhm, strat euhm/, n., pl. substrata / stray teuh, strat euh, stray teuh, strat euh/, substratums. 1. something that is spread or laid under something else; a stratum or layer …   Universalium

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