Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Disbelief in or denial of the existence of God or gods.
- n. The doctrine that there is no God or gods.
Century Dictionary and Cyclopedia
- n. The doctrine that there is no God; denial of the existence of God.
- n. The denial of theism, that is, of the doctrine that the great first cause is a supreme, intelligent, righteous person.
- n. A practical indifference to and disregard of God; godlessness. [In the first sense above given, atheism is to be discriminated from
pantheism , which denies the personality of God, and fromagnosticism , which denies the possibility of positive knowledge concerning him. In the second sense, atheism includes both pantheism and agnosticism.]
Wiktionary
- n. Belief that no deities exist (sometimes including rejection of other religious beliefs).
- n. broadly Rejection of belief that any deities exist (with or without a belief that no deities exist).
- n. Absence of belief that any deities exist (including absence of the concept of deities).
- n. loosely, uncommon Absence of belief in a particular deity, pantheon, or religious doctrine (notwithstanding belief in other deities).
GNU Webster's 1913
- n. The disbelief or denial of the existence of a God, or supreme intelligent Being.
- n. Godlessness.
WordNet 3.0
- n. the doctrine or belief that there is no God
- n. a lack of belief in the existence of God or gods
Etymologies
- 16th century French athéisme, from athée ("atheist"), a loan from Ancient Greek ἄθεος (átheos, "godless"), from ἀ- (a-, "without") + θεός (theos, "deity, god"). First English attestation dates to 1587 (OED). (Wiktionary)
- French athéisme, from athée, atheist, from Greek atheos, godless : a-, without; see a-1 + theos, god; see dhēs- in Indo-European roots. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“So if you wanted to see a load of tweets about atheism, you would search for #atheism in Twitter search, and find a load of hashtagged results!”
“Atheists can point out flaws in our beliefs – which is perfectly in keeping with the term atheism, as atheism often arises in reaction to a specific form of theism.”
“Refusing to use the term atheism might be more trouble than it's worth.”
“Since its first coming into use the term atheism has been very vaguely employed, generally as an epithet of accusation against any system that called in question the popular gods of the day.”
“One of the things I liked about Sweeney (other than her total honesty about something so personal) is that she rejects the term atheism out of hand because it describes her lack of belief in religious terms.”
“I have already addressed some of the features of what I call "atheism lite versus Christianity lite.”
The Huffington Post: Bishop Pierre Whalon: Why I Am Not An Atheist
“Dawkins not only admits his atheism is a personal, subjective choice, but he roots it is his FEELINGS!”
“Pew studies tend to be fairly carefully done, but I get a bad feeling when "atheism" is lumped in as a religion - they clearly don't get the idea of what the null set means.”
“The "ultravalcinist hypothesis" holds that contemporary American atheism is actually a variant of Mainline Prote ...”
P. J. O'Rourke has Competition, Arnold Kling | EconLog | Library of Economics and Liberty
“CB: So before everyone comes up with their comments about how wonderful and ethical atheism is ... would someone mind explaining how atheists managed to slaughter (and continue to this day) the mind-boggling number of people they did in the last century and seem to have no problem with gulags or re-education camps, etc?”
The Volokh Conspiracy » Latest Mohammed Cartoon Controversy, this Time in South Africa
Lists
These user-created lists contain the word ‘atheism’.
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G[r]eek
A collection of words found in English that are either purely Greek or have Greek etymology.
Please add with caution and certainty. Will be regularly updated by me.etymology, philosophy, laconic, disharmony, patriarchic, archaic, phlogiston, aether, aeon, angel, arachnid, rhythm and 346 more...
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Interesting words
A list of words that are odd or words that I have looked up.
concupiscence, brize, scree, scoria, forestaff, spanaemia, valetudinarianism, distasture, pyrethrum, laudanum, gentian, bicameral and 11184 more...
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-ism's -logies
acosmism, absurdism, absolutism, ableism, aestheticism, alarmism, allotheism, anachronism, animalculism, analogism, animatism, animism and 464 more...
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Side effects may include...
Before you take that medication, you'd better read the warning label.
nausea, sweating, dizziness, dry mouth, drowsiness, vomiting, walking like an E..., spontaneous decap..., amnesia, anosmia, weltschmertz, flatulence and 68 more...
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big book gre
abase, abbess, abbey, abbot, abdicate, abdomen, abdominal, abduction, abed, aberration, abet, abeyance and 6691 more...
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Shadowkeir's list
This list, the one shown below this very message, is a collection of words that you cannot begin to fathom how much I adore. The list will also feature atithesis and contrasting words such as the t...
wishful, anticlimactic, forte, monchromatic, septic, wonderous, isoclinal, deformed, disintergrate, favourite, laughable, awe-inspiring and 250 more...
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Criswell Predicts
Words describing a future that may or may not be entirely grounded in reality. Not to be used for predictive purposes. I do not have the gift of premonition. In fact, all these ideas come from popu...
flying car, space tourism, big brother, soylent green, brave new world, first contact, domestic android, skynet, new world order, collectivism, world peace, laser pistol and 93 more...
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The Sog Collection
My big word list.
chaos, flaccid, empirical, flotsam, cacophony, grumble, assuage, awe, romance, mortality, coalesce, fortuitous and 3282 more...
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GRE List
anthem, ablution, apocrypha, augur, cardinal, cathedral, chant, chapel, cloister, conformist, cult, devout and 145 more...
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List for Test Day
heresy, reversion, predilection, pedagogy, disparate, virtuous, refurbish, efficaciously, provenance, heckler, amorphous, epitome and 236 more...
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nuwerdna's Words
smegma, defenestration, nubile, zeitgeist, stochastic, ergodic, stability, maudlin, recursion, aversion, agent, set and 239 more...
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Theological Words
a priori, adiaphora, advent, agnosticism, amillennialism, anabaptists, postmillennialism, angel, animism, annihilationism, anthropic principle, anthropomorphic and 96 more...
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JDCAce's Interests
Words that describe my interests.
astronomy, skepticism, physics, math, computer, movie, video game, naturalism, atheism, television, puzzle
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Philosophy words
theodicy, deontologist, teleologist, aretaic, ergon, haecceity, quiddity, solipsism, apologetics, syllogism, induction, epistemology and 17 more...
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gdshaffer's Words
jejune, perspicacity, zaftig, serenity, solipsistic, paradox, ubiquitous, quixotic, decimation, hubris, orwellian, doublethink and 20 more...
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God Hypothesis
postulate, posit, agnosticism, atheism, theism, deism, pantheism, transcendent, personal, cosmogenesis, ascription, agency and 65 more...
Tweets
Looking for tweets for atheism.

bilby Contemplating atheism is 6.6 times more likely than brewing your own wine to lead to fractures. Jan 24, 2013
tbtabby Notice, Shockofgod...the definition is not "madness." Apr 7, 2010
oroboros Atheism is a non-prophet organization. Oct 21, 2008