Word.ws English Dictionary

adder

US/ˈædɚ/

adder noun: any snake.

adder: any snake
Image: Mick E. Talbot, CC BY-SA 3.0, via Wikimedia Commons

Noun (1)

adder (plural adders)

  1. (obsolete) Any snake.
    • CALIBAN: His spirits hear me, / And yet I needs must curse. But they'll nor pinch / Fright me with urchin-shows, pitch me i'th' mire, / Nor lead me like a firebrand in the dark / Out of my way, unless he bid 'em; but / For every trifle are they set upon me, / Sometimes like apes that mow and...1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published...
  2. (UK) A small venomous serpent of the genus Vipera
    • Entirely filled with the image of another, her heart, indeed, had the deaf ear of the adder, which heedeth not the voice of the charmer, charm he never so wisely.1834, L[etitia] E[lizabeth] L[andon], chapter XXX, in Francesca Carrara. […], volume III, London: Richard Bentley, […], (successor to Henry Colburn), →OCLC, page 245
    • These include the county's [Cumbria's] only venomous snake - the adder - which relies on exposed elements to successfully breed its young.2021 August 25, Nick Brodrick, “Flourishing Flora and Fauna”, in RAIL, number 938, page 51
  3. (UK) A common European adder (Vipera berus).
  4. A puff adder, of Africa (genus Bitis).
  5. (Canada, US) A milk snake (Lampropeltis triangulum).
  6. (Canada, US) A hog-nosed snake, of genus Heterodon of harmless colubrid snakes found in North America
  7. Death adders (Acanthophis spp.), elapid snakes found in Southeast Asia and Australia
  8. A northern copperhead (Agkistrodon contortrix mokasen), a venomous viper found in the eastern United States
  9. A sea stickleback or adder fish (Spinachia spinachia).

Noun (2)

adder (plural adders)

  1. Someone who or something which performs arithmetic addition; a machine for adding numbers.
  2. An electronic device that adds voltages, currents or frequencies.
  3. Something which adds or increases.
    • They sought out cost adders with an eye toward eliminating them.

Noun (3) capitalized: ADDer

ADDer (plural ADDers)

  1. (informal) A person who has attention deficit disorder.
    • Many ADDers become targets for bullies and are routinely harassed at school.1996, David Sosin, Attention Deficit Disorder, page 54

adder meaning in Tamil, Urdu, Kannada and Sanskrit

adder in Tamil

கூட்டல் பொறி, ஒருவகை நச்சுப்பாம்பு

adder in Urdu

افعی

adder in Kannada

ಸಂಕಲಕ

adder in Sanskrit

viper
पृदाकु pṛdāku
snake
पृदाकु pṛdāku
More languagesFewer languages
adder in Indonesian
senawan
adder in Thai
อสรพิษ à-sɔ̌ɔ-rá-pít, งู nguu

Examples of adder in a sentence

  • I cannot say that I ever saw an adder, in regard there are none in these parts.
  • After being bitten by the adder, the man self-sucked his wound in order to remove some of the venom.
  • The Kimberley death adder is roughly 24 inches (60 cm) long and has a diamond-shaped head.

All 14 example sentences with adder

Forms of adder

pluraladders
pluralADDers
alternative form (dialectal)edder

Plural of adder: adders

Origin of adder

From Middle English nadder, addere, rebracketing of “a naddere” as “an addere”, from Old English nǣdre (“snake”), from Proto-West Germanic *nadrā, from Proto-Germanic *nadrǭ, from pre-Germanic *néh₁treh₂, variant of Proto-Indo-European *n̥h₁trih₂, from *(s)neh₁- (“to spin, twist”). See also West Frisian njirre, Dutch adder, German Natter, Otter; also Welsh neidr, Latin natrīx (“watersnake”), Dutch naaien.

From add + -er.

From ADD + -er.

Words formed from adder

Phrases with adder

Words that rhyme with adder

Questions about adder

What does adder mean?
Adder means any snake.
What is adder in Tamil?
Adder in Tamil is கூட்டல் பொறி, ஒருவகை நச்சுப்பாம்பு. See Adder meaning in Tamil.
What part of speech is adder?
Adder is a noun.
How do you pronounce adder?
Adder is pronounced /ˈædɚ/ (US).
What is the plural of adder?
The plural of adder is adders.

Words near adder in the dictionary

  1. addendum
  2. addendums
  3. addental
  4. Addeo
  5. Addeos
  6. adder
  7. adder bead
  8. adder beads
  9. adder flies
  10. adder fly
  11. adder mouth

Source and license

Adapted from Wiktionary: adder (page history and authors); ADDer (page history and authors); adder (Tamil Wiktionary) (page history and authors); adder (Urdu Wiktionary) (page history and authors); adder (Kannada Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-adder.ogg.

Cite this entry: “adder.” Word.ws, https://word.ws/adder. Based on Wiktionary, CC BY-SA 4.0.