Lewis base

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noun Chemistry.

any substance capable of forming a covalent bond with an acid by transferring a pair of electrons to it.

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Question 1 of 7

Which one of these commonly confused words can act as an adverb or a pronoun?

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there

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Origin of Lewis base

First recorded in 1960–65; named after G. N. Lewis

Words nearby Lewis base

Lewes, lewis, Lewis acid, Lewis and Clark expedition, Lewis and Harris, Lewis base, lewis bolt, Lewis, C. S., Lewis gun, Lewisham, lewisite

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for Lewis base

Paperback publishers distributed their titles in African-American neighborhoods because it expanded their market base.
How Pulp Fiction Saved Literature|Wendy Smith|January 8, 2015|DAILY BEAST
If ISIS “came into a base and killed hundreds of troops, then people would ask a lot more questions.”
Pentagon Doesn’t Know How Many People It’s Killed in the ISIS War|Nancy A. Youssef|January 7, 2015|DAILY BEAST
Huckabee will also need to establish a reliable fundraising base, something that up until now has proved to be elusive.
Can Huckabee Convert the GOP’s Moneymen?|Lloyd Green|January 4, 2015|DAILY BEAST
Both are considered marginal figures in the House GOP caucus and have no real base of support for their respective bids.
The YOLO Caucus' New Cry for Attention|Ben Jacobs|January 4, 2015|DAILY BEAST

In the weeks following the Sept. 9, car bombing at the Iranian base, Iran raided a village in the Pakistani district of Chagai.
The Dangerous Drug-Funded Secret War Between Iran and Pakistan|Umar Farooq|December 29, 2014|DAILY BEAST
The upper part of the stem is usually unbranched, but whorls of branches occur towards the base.
How to Know the Ferns|S. Leonard Bastin
It is a vile world because it is an under-educated world, unreasonable, suspicious, base and ferocious.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
In ordinary work, however, it is safer to base the distinction upon size than upon structure.
A Manual of Clinical Diagnosis|James Campbell Todd
Mr. King and Mr. Lewis walking together in Birmingham, a chimney sweeper and his boy passed them.
The Book of Anecdotes and Budget of Fun;|Various
If he married that base-born creature Dorothy, no respectable person would ever enter the house.
The World Before Them|Susanna Moodie

British Dictionary definitions for Lewis base

Lewis base

noun

a substance capable of donating a pair of electrons to an acid to form a covalent bondCompare Lewis acid

Word Origin for Lewis base

C20: named after G. N. Lewis (1875–1946), US chemist

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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Lewis base

noun Chemistry.

QUIZZES

QUIZ YOURSELF ON “THEIR,” “THERE,” AND “THEY’RE”

Origin of Lewis base

Words nearby Lewis base

Example sentences from the Web for Lewis base

British Dictionary definitions for Lewis base

noun

Word Origin for Lewis base