false

adj., fals·er, fals·est.

1. Contrary to fact or truth: false tales of bravery.
2. Deliberately untrue: delivered false testimony under oath.
3. Arising from mistaken ideas: false hopes of writing a successful novel.
4. Intentionally deceptive: a suitcase with a false bottom; false promises.
5. Not keeping faith; treacherous: a false friend. See synonyms at faithless.
6. Not genuine or real: false teeth; false documents.
7. Erected temporarily, as for support during construction.
8. Resembling but not accurately or properly designated as such: a false thaw in January; the false dawn peculiar to the tropics.
9. Music. Of incorrect pitch.
10. Unwise; imprudent: Don't make a false move or I'll shoot.
11. Computer Science. Indicating one of two possible values taken by a variable in Boolean logic or a binary device.

adv.
In a treacherous or faithless manner: play a person false.

[Middle English fals, from Old English, counterfeit, and from Old French, false, both from Latin falsus, from past participle of fallere, to deceive.]

falsely false'ly adv.
falseness false'ness n.

adjective

1. Devoid of truth: counterfactual, specious, spurious, truthless, untrue, untruthful, wrong. See true/false.
2. Containing an error or errors: erroneous, fallacious, inaccurate, incorrect, mistaken, off, unsound, untrue, wrong. Idioms: all wet, in error, off base, offwide ofthe mark. See correct/incorrect.
3. Containing fundamental errors in reasoning: fallacious, illogical, invalid, sophistic, specious, spurious, unsound. See correct/incorrect, true/false.
4. Fraudulently or deceptively imitative: bogus, counterfeit, fake, fraudulent, phony, sham, spurious, suppositious, supposititious. See true/false.
5. Not true to duty or obligation: disloyal, faithless, false-hearted, perfidious, recreant, traitorous, treacherous, unfaithful, untrue. See continue/stop/pause, trust/distrust.

Idioms beginning with false:
false alarm
false start
false step

See also lull into (false sense of security); play false; ring false.

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adv

Definition: deceitfully
Antonyms: honestly, truthfully

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Anything that seems to be what it is not, such as a false or pseudo-arch, false Attic (wall concealing a roof, but not containing rooms), false door, or false front (façade extending beyond the side walls and/or roof of the building to make a building seem grander than it is).

Said of diseases or plants that have a superficial resemblance to another plant or disease.

• f. acacia — see robinia pseudoacacia.
• f. blackleg — cellulitis and myositis caused by Clostridium septicum and C. novyi. More commonly called malignant edema. Characterized by high fever, severe toxemia and local swelling around a wound with subsequent local gangrene and a high mortality rate.
• f. blusher — see amanita pantherina—a mushroom.
• f. buckbush — see gyrostemon australasicus.
• f. bursa — see hygroma.
• f. castor oil plant — datura stramonium, D. ferox.
• f. columnaris disease — similar to columnaris disease but caused by infection with the bacteria Cytophaga johnsonae. Characterized by skin erosion especially at the fins and jaws.
• f. distemper — a disease of horses with some similarity to strangles. See pectoral abscess.
• f. garlic — allium vineale.
• f. gid — see oestrus ovis.
• f. hellebore — veratrum californicum, V. viride.
• f. indigo — see baptisia leucantha.
• f. joint — a fracture in a long bone that does not heal; the ends callus over and there is mobility at the point.
• f. layer — a hen with all the appearances and the behavior of a laying hen but which does not lay any eggs. There is a defect in ovum entrapment and the eggs are discharged into the peritoneal cavity although egg peritonitis is not apparent.
• f. lupine — thermopsis montana, T. rhombifolia.
• f. negative — when the result of a test in a patient is negative when the disease or condition which is the subject of the search is present.
• f. positive — see false-positive.
• f. quarter — a condition of the horse's hoof in which a serious injury to the coronet causes an overgrowth of horn which overlaps the normal wall.
• f. scorpions — members of the order Pseudoscorpiones. Nonvenomous arachnids called also book scorpions.

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Dansk (Danish)
adj. - falsk, urigtig, uægte
adv. - falsk, urigtig, uægte

idioms:

• a false dawn    løst rygte, falsk håb
• false alarm    falsk alarm
• false appearance    falsk indtryk
• false beginner    tyvstarter
• false move    forkert bevægelse
• false positive    misvisende
• false pretences    falsk foregivende
• false start    tyvstart
• false step    fejltrin, fadæse

Nederlands (Dutch)
vals, onjuist, bedrieglijk, tijdelijk/ onbelangrijk (delen van een bouwsel)

Français (French)
adj. - faux, erroné, hypocrite, infidèle, mensonger, artificiel (des cheveux, etc), feint, prétendu, forgé (un document), contrefait
adv. - qui trahit, qui joue des tours (la mémoire)

idioms:

• false alarm    fausse alerte
• false appearance    faux semblant
• false beginner    faux débutant
• false dawn    un faux départ
• false move    faux mouvement
• false positive    faux positif
• false pretences    moyens frauduleux, prétextes fallacieux
• false start    faux départ
• false step    faux pas

Deutsch (German)
adj. - falsch, untreu
adv. - treulos, unaufrichtig

idioms:

• false alarm    falscher Alarm
• false appearance    falscher Schein
• false beginner    Sprachanfänger mit Vorkenntnissen
• false dawn    Zodiakallicht, Täuschung
• false move    falscher Schritt
• false positive    falsches (positives) Testresultat, falscher Positiv
• false pretences    Vorspiegelung falscher Tatsachen
• false start    Fehlstart
• false step    falscher Schritt

Ελληνική (Greek)
adj. - αναληθής, ψευδής, ψεύτικος, πλαστός, κίβδηλος, κάλπικος, τεχνητός, άπιστος, δολερός, λανθασμένος

idioms:

• a false dawn    απατηλή ελπίδα
• false alarm    αδικαιολόγητος φόβος, λάθος ανησυχήσαμε
• false appearance    επίφαση
• false beginner    κατ' επίφασιν αρχάριος
• false move    λάθος κίνηση, λανθασμένη ενέργεια
• false positive    (ιατρ.) ψευδώς θετικός
• false pretences    (νομ.) δόλια ή ψευδή προσχήματα, δόλια μέσα
• false start    (αθλητ.) αντικανονική εκκίνηση, (μτφ.) κακό ξεκίνημα
• false step    παραπάτημα, (μτφ.) ολίσθημα

Italiano (Italian)
falso, finto, fallace, doppio, ipocrita

idioms:

• false alarm    falso allarme
• false beginner    falso principiante
• false move    mossa falsa
• false positive    positivo falso
• false pretences    millantato credito, raggiri
• false start    falsa partenza
• false step    passo falso

Português (Portuguese)
adj. - falso

idioms:

• false alarm    alarme falso
• false beginner    falso iniciante
• false move    movimento em falso
• false positive    falso positivo
• false pretences    falsas pretensões
• false start    início anulado
• false step    passo em falso

Русский (Russian)
ложный, неверный, фальшивый, неискренний, вероломный, искусственный

idioms:

• false alarm    ложная тревога
• false beginner    человек, притворяющийся новичком
• false move    неверный ход
• false positive    неловкое положение, ложное положение
• false pretences    притворство
• false start    фальстарт
• false step    неверный ход

Español (Spanish)
adj. - falso, falsificado, inexacto, erróneo, traidor, traicionero, hipócrita
adv. - deshonestamente, engañosamente

idioms:

• false alarm    falsa alarma
• false appearance    fingimiento, falsas apariencias
• false beginner    persona que aparenta lo que no es, estudiante de un idioma que ya sabía
• false dawn    breve amanecer, espejismo, alborada pasajera
• false move    movimiento en falso
• false positive    resultado incorrecto, falsa aprobación (de un examen)
• false pretences    estafa, engaño, medios fraudulentos
• false start    salida nula/en falso (deportes)
• false step    paso en falso, equivocación

Svenska (Swedish)
adj. - falsk, bedräglig, förfalskad, låtsad

中文（简体）(Chinese (Simplified))
错误的, 假的, 虚伪的, 欺诈地

idioms:

• a false dawn    假曙光, 虚幻的一线希望
• false alarm    假警报, 昙花一现的人物
• false appearance    假象
• false beginner    非初学者
• false move    错误的动作
• false positive    被误诊为有病的人
• false pretences    诈骗
• false start    偷跑, 起跑犯规
• false step    不正当行为, 错误

中文（繁體）(Chinese (Traditional))
adj. - 錯誤的, 假的, 虛偽的
adv. - 欺詐地

idioms:

• a false dawn    假曙光, 虛幻的一線希望
• false alarm    假警報, 曇花一現的人物
• false appearance    假象
• false beginner    非初學者
• false move    錯誤的動作
• false positive    被誤診為有病的人
• false pretences    詐騙
• false start    偷跑, 起跑犯規
• false step    不正當行為, 錯誤

한국어 (Korean)
adj. - 틀린, 불성실한, 가짜의
adv. - 틀리게, 불성실하게

idioms:

• a false dawn    태양이 뜰 때 잠깐 보이는 빛

日本語 (Japanese)
adj. - 間違っている, 誤った, 不正確な, 偽りの, 本物でない, 偽造の, 不誠実な, ニセ…, …にせの, 仮の
adv. - 偽って, 不実に

idioms:

• a false dawn    夜明け前の微光
• false alarm    虚偽の警報, 虚報
• false appearance    間違った印象
• false beginner    にせ初心者
• false economy    にせ経済
• false move    誤った動き
• false positive    肯定的間違え
• false pretences    欺罔, 虚偽の表示
• false start    不正スタート, 誤った第一歩
• false step    つまずき

العربيه (Arabic)
‏(صفه) زائف‏

עברית (Hebrew)
adj. - ‮מוטעה, מזוייף, כוזב, משקר, לא נאמן, מלאכותי‬
adv. - ‮באופן מזויף, מטעה או כוזב‬

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false lamium	prophet true and false
false nails	Mac Cosmetics False Eye Lashes Discounted