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subbase

[ suhb-beys ]
/ ˈsʌbˌbeɪs /
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noun
Architecture. the lowest part of a base, as of a column, that consists of two or more horizontal members.
Mathematics. a collection of subsets of a topological space having the property that every open set of a given topology can be written as the union of intersections of finite numbers of sets in the collection.Compare base1 (def. 14b).
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Origin of subbase

First recorded in 1820–30; sub- + base1

OTHER WORDS FROM subbase

sub·ba·sal, adjective

Words nearby subbase

subatomic particle, subatomic particles, subaudition, subauricular, subaxillary, subbase, subbasement, subbass, subbing, subbranch, Subbuteo
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for subbase

subbase
/ (ˈsʌbˌbeɪs) /
noun
the lowest part of a pedestal, base, or skirtingCompare surbase
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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