subbase
noun Date: 1826 underlying support placed below what is normally construed as a base: as a. the lowest member horizontally of an architectural base or of a baseboard or pedestal b. pervious fill (as crushed stone) placed under a roadbed

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • subbase — [sub′bās΄] n. the lowest section of a base or pedestal that is divided horizontally …   English World dictionary

  • Subbase — In highway engineering, subbase is a layer between subgrade and the base course.In topology, a subbase (or subbasis) for a topological space X with topology T is a subcollection B of T which generates T , in the sense that T is the smallest… …   Wikipedia

  • Subbase — En topología, una subbase para un espacio topológico X con topología T, es una subcoleción B de T la cual genera a T, en el sentido que T es la topología más pequeña que contiene a B. Una definición levemente diferente es usada por algunos… …   Wikipedia Español

  • subbase — noun the lowest molding of an architectural base or of a baseboard • Hypernyms: ↑molding, ↑moulding * * * ˈsəb+ˌ noun Etymology: sub + base 1. a. : another base, foundation, or other underlying support plac …   Useful english dictionary

  • subbase — f Superficie de suelo preparada sobre la que se ha de construir un cimiento o pavimento …   Diccionario de Construcción y Arquitectur

  • subbase — subbasal, adj. /sub bays /, n. 1. Archit. the lowest part of a base, as of a column, that consists of two or more horizontal members. 2. Math. a collection of subsets of a topological space having the property that every open set of a given… …   Universalium

  • subbase — noun a) The lowest projecting part of a baseboard b) A certain subcollection of a topological space …   Wiktionary

  • subbase — sub·base …   English syllables

  • subbase — sub•base [[t]ˈsʌbˌbeɪs[/t]] n. archit. the lowest part of a base that consists of two or more horizontal members • Etymology: 1820–30 …   From formal English to slang

  • Subbase (pavement) — In highway engineering, subbase is the layer of aggregate material laid on the subgrade, on which the base course layer is located. It may be omitted when there will be only foot traffic on the pavement, but it is necessary for surfaces used by… …   Wikipedia

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