adder

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Related to Adders: half adders, subtractors

add·er 1

 (ăd′ər)
n.
One that adds, especially a computational device that performs arithmetic addition.

ad·der 2

 (ăd′ər)
n.
1. Any of several venomous snakes, especially a viper of the subfamily Viperinae.
2. Any of several nonvenomous snakes, such as the hognose snake, often believed to be harmful.

[Middle English, from an addre, alteration of a naddre, a snake, from Old English nǣdre, snake.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

adder

(ˈædə)
n
1. (Animals) Also called: viper a common viper, Vipera berus, that is widely distributed in Europe, including Britain, and Asia and is typically dark greyish in colour with a black zigzag pattern along the back
2. (Animals) any of various similar venomous or nonvenomous snakes
[Old English nǣdre snake; in Middle English a naddre was mistaken for an addre; related to Old Norse nathr, Gothic nadrs]

adder

(ˈædə)
n
(Computer Science) a person or thing that adds, esp a single element of an electronic computer, the function of which is to add a single digit of each of two inputs
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ad•der1

(ˈæd ər)

n.
1. the common European viper, Vipera berus.
2. any of various snakes resembling the viper.
[before 950; late Middle English; replacing Middle English nadder (a nadder becoming an adder by misdivision), Old English næddre]

add•er2

(ˈæd ər)

n.
a person or thing that adds.
[1570–80]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

adder

- A snake, it was first "a nadder," which was misanalyzed to "an adder."
See also related terms for snake.
Farlex Trivia Dictionary. © 2012 Farlex, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.adder - a person who adds numbersadder - a person who adds numbers    
calculator, estimator, figurer, reckoner, computer - an expert at calculation (or at operating calculating machines)
2.adder - a machine that adds numbersadder - a machine that adds numbers    
calculating machine, calculator - a small machine that is used for mathematical calculations
3.adder - small terrestrial viper common in northern Eurasiaadder - small terrestrial viper common in northern Eurasia
viper - venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw
genus Vipera, Vipera - type genus of the Viperidae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

adder

[ˈædəʳ] Nvíbora f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

adder

[ˈædər] n (= snake) → vipère f
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

adder

nViper f, → Natter f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

adder

[ˈædəʳ] nvipera
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in classic literature ?
And I say once more, if your ladyship does not like to give me the island because I'm a fool, like a wise man I will take care to give myself no trouble about it; I have heard say that 'behind the cross there's the devil,' and that 'all that glitters is not gold,' and that from among the oxen, and the ploughs, and the yokes, Wamba the husbandman was taken to be made King of Spain, and from among brocades, and pleasures, and riches, Roderick was taken to be devoured by adders, if the verses of the old ballads don't lie."
From the tone in which this was spoken, John saw the necessity of acquiescence ``I did but jest,'' he said; ``and you turn upon me like so many adders! Name whom you will, in the fiend's name, and please yourselves.''
And there came an adder and bit him in the neck, so that Zarathustra screamed with pain.
Like asp with adder fight, We have little care of prison fare,
Well, by and by an adder bit a knight's heel; the knight forgot all about the order, and made a slash at the adder with his sword.
He grows too proud in his authority, Lifting his lofty head above the clouds, And, like a steeple, overpeers the church: But we'll pull down his haughty insolence; And, as Pope Alexander, our progenitor, Trod on the neck of German Frederick, Adding this golden sentence to our praise, "That Peter's heirs should tread on Emperors, And walk upon the dreadful adder's back, Treading the lion and the dragon down, And fearless spurn the killing basilisk," So will we quell that haughty schismatic, And, by authority apostolical, Depose him from his regal government.
Porthos sucked his mustache, muttering, "A good deal of ceremony to-night about crushing an adder." Athos shrunk into his corner, pale and motionless as a bas-relief.
the squirrel can guard himself against the adder with very little trouble."
With that she stopped her ears, and shook her head from side to side, to intimate to Mr Dennis that though he talked until he had no breath left, she was as deaf as any adder.
`Henceforth a hair shall slay you like a sword, and a breath shall bite you like an adder; weapons shall come against you out of nowhere; and you shall die many times.' And with that he was swallowed once more in the wall behind; and I went out into the street."
for that there was no atonement; but though forgiveness was impossible, forgetfulness was possible still, and he was determined to forget, to stamp the thing out, to crush it as one would crush the adder that had stung one.
"I?" cried Athos, with an accent like that of a man who perceives he is about to tread upon an adder.