Meanings
proper noun
- physicalchemistryThe number of elementary entities (atoms or molecules) comprising one mole of a given substance, being precisely 6.02214076 × 10²³. Formerly defined as the number of atoms present in 12 grams of isotopically pure carbon-12.
Synonyms: Avogadro constant, Avogadro's constant
Synonyms & antonyms
proper nounThe number of elementary entities (atoms or molecules) comprising one mole of a given substance, being precisely 6.02214076 × 10²³. Formerly defined as the number of atoms present in 12 grams of isotopically pure carbon-12.
More synonyms by meaning
nounthe number of molecules in a mole of a substance (approximately 602,250,000,000,000,000,000,000)
Similar
Avogadro number
Broader
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Named after Italian physicist Amedeo Avogadro (1776–1856).
Full word history & related roots →Translations
Arabic ثَابِت أَفُوجَادْرُو
- ثَابِت أَفُوجَادْرُو (ṯābit ʔafūjādrū)number of atoms or molecules in 1 mole of some substance
Basque Avogadroren zenbakia, Avogadroren konstantea
- Avogadroren zenbakianumber of atoms or molecules in 1 mole of some substance
- Avogadroren konstanteanumber of atoms or molecules in 1 mole of some substance
Bengali আভোগাদ্রো সংখ্যা
- আভোগাদ্রো সংখ্যা (abhōgadrō śoṅkha)number of atoms or molecules in 1 mole of some substance
Bulgarian Авога́дрово число́
- Авога́дрово число́ (Avogádrovo čisló)number of atoms or molecules in 1 mole of some substance
Catalan nombre d'Avogadro, constant d'Avogadro
- nombre d'Avogadronumber of atoms or molecules in 1 mole of some substance
- constant d'Avogadronumber of atoms or molecules in 1 mole of some substance
Chinese Cantonese 阿伏加德羅常數 /阿伏加德罗常数
- 阿伏加德羅常數 /阿伏加德罗常数 (aa³ buk⁶ gaa¹ dak¹ lo⁴ soeng⁴ sou³)number of atoms or molecules in 1 mole of some substance
Chinese Mandarin 阿伏伽德羅數 /阿伏伽德罗数, 阿伏伽德羅常量 /阿伏伽德罗常量
- 阿伏伽德羅數 /阿伏伽德罗数 (Āfúgādéluó shù)number of atoms or molecules in 1 mole of some substance
- 阿伏伽德羅常量 /阿伏伽德罗常量 (Āfúgādéluó chángliàng)number of atoms or molecules in 1 mole of some substance
Czech Avogadrova konstanta, Avogadrovo číslo
- Avogadrova konstantanumber of atoms or molecules in 1 mole of some substance
- Avogadrovo číslonumber of atoms or molecules in 1 mole of some substance
Danish Avagadros tal, Avogadros konstant
- Avagadros talnumber of atoms or molecules in 1 mole of some substance
- Avogadros konstantnumber of atoms or molecules in 1 mole of some substance
Dutch constante van Avogadro, getal van Avogadro
- constante van Avogadronumber of atoms or molecules in 1 mole of some substance
- getal van Avogadronumber of atoms or molecules in 1 mole of some substance
Esperanto konstanto de Avogadro
- konstanto de Avogadronumber of atoms or molecules in 1 mole of some substance
Estonian Avogadro arv
- Avogadro arvnumber of atoms or molecules in 1 mole of some substance
Finnish Avogadron luku, Avogadron vakio
- Avogadron lukunumber of atoms or molecules in 1 mole of some substance
- Avogadron vakionumber of atoms or molecules in 1 mole of some substance
French nombre d'Avogadro, constante d'Avogadro
- nombre d'Avogadronumber of atoms or molecules in 1 mole of some substance
- constante d'Avogadronumber of atoms or molecules in 1 mole of some substance
German Avogadro-Konstante
- Avogadro-Konstantenumber of atoms or molecules in 1 mole of some substance
Greek αριθμός Αβογκάντρο
- αριθμός Αβογκάντρο (arithmós Avogkántro)number of atoms or molecules in 1 mole of some substance
Hebrew מִסְפָּר אַבוֹגַדרוֹ
- מִסְפָּר אַבוֹגַדרוֹ (mispár Avogádro)number of atoms or molecules in 1 mole of some substance
Hindi आवोगाद्रो नियतांक
- आवोगाद्रो नियतांक (āvogādro niytāṅk)number of atoms or molecules in 1 mole of some substance
Hungarian Avogadro-szám, Avogadro-állandó
- Avogadro-számnumber of atoms or molecules in 1 mole of some substance
- Avogadro-állandónumber of atoms or molecules in 1 mole of some substance
Icelandic Avogadrosartala
- Avogadrosartalanumber of atoms or molecules in 1 mole of some substance
Indonesian bilangan Avogadro
- bilangan Avogadronumber of atoms or molecules in 1 mole of some substance
Irish tairiseach Avogadro
- tairiseach Avogadronumber of atoms or molecules in 1 mole of some substance
Italian numero di Avogadro, costante di Avogadro
- numero di Avogadronumber of atoms or molecules in 1 mole of some substance
- costante di Avogadronumber of atoms or molecules in 1 mole of some substance
Japanese アボガドロ数, アボガドロ定数
- アボガドロ数 (Abogadoro sū)number of atoms or molecules in 1 mole of some substance
- アボガドロ定数 (Abogadoro teisū)number of atoms or molecules in 1 mole of some substance
Korean 아보가드로 수
- 아보가드로 수 (Abogadeuro su)number of atoms or molecules in 1 mole of some substance
Latvian Avogadro skaitlis
- Avogadro skaitlisnumber of atoms or molecules in 1 mole of some substance
Lithuanian Avogadro skaičius, Avogadro konstanta
- Avogadro skaičiusnumber of atoms or molecules in 1 mole of some substance
- Avogadro konstantanumber of atoms or molecules in 1 mole of some substance
Norwegian Bokmål Avogadros tall, Avogadros konstant
- Avogadros tallnumber of atoms or molecules in 1 mole of some substance
- Avogadros konstantnumber of atoms or molecules in 1 mole of some substance
Persian عدد آووگادرو, ثابت آووگادرو
- عدد آووگادرو ('adad-e avogâdro)number of atoms or molecules in 1 mole of some substance
- ثابت آووگادرو (sâbet-e avogâdro)number of atoms or molecules in 1 mole of some substance
Polish stała Avogadra
- stała Avogadranumber of atoms or molecules in 1 mole of some substance
Portuguese número de Avogadro, constante de Avogadro
- número de Avogadronumber of atoms or molecules in 1 mole of some substance
- constante de Avogadronumber of atoms or molecules in 1 mole of some substance
Punjabi ਐਵੋਗਾਡਰੋ ਨੰਬਰ
- ਐਵੋਗਾਡਰੋ ਨੰਬਰ (aivogāḍro nambar)number of atoms or molecules in 1 mole of some substance
Romanian numărul lui Avogadro, constanta lui Avogadro
- numărul lui Avogadronumber of atoms or molecules in 1 mole of some substance
- constanta lui Avogadronumber of atoms or molecules in 1 mole of some substance
Russian число́ Авога́дро, конста́нта Авога́дро
- число́ Авога́дро (čisló Avogádro)number of atoms or molecules in 1 mole of some substance
- конста́нта Авога́дро (konstánta Avogádro)number of atoms or molecules in 1 mole of some substance
- постоя́нная Авога́дро (postojánnaja Avogádro)number of atoms or molecules in 1 mole of some substance
Slovak Avogadrova konštanta
- Avogadrova konštantanumber of atoms or molecules in 1 mole of some substance
Spanish número de Avogadro, constante de Avogadro
- número de Avogadronumber of atoms or molecules in 1 mole of some substance
- constante de Avogadronumber of atoms or molecules in 1 mole of some substance
Swedish Avogadros tal, Avogadros konstant
- Avogadros talnumber of atoms or molecules in 1 mole of some substance
- Avogadros konstantnumber of atoms or molecules in 1 mole of some substance
Tagalog Abogadrong bilang
- Abogadrong bilangnumber of atoms or molecules in 1 mole of some substance
Tamil அவகாதரோ மாறிலி, அவகாதரோ எண்
- அவகாதரோ மாறிலி (avakātarō māṟili)number of atoms or molecules in 1 mole of some substance
- அவகாதரோ எண் (avakātarō eṇ)number of atoms or molecules in 1 mole of some substance
- அவோகாட்ரோ மாறிலி (avōkāṭrō māṟili)number of atoms or molecules in 1 mole of some substance
- அவோகாட்ரோ எண் (avōkāṭrō eṇ)number of atoms or molecules in 1 mole of some substance
Thai เลขอาโวกาโดร, ค่าคงตัวอาโวกาโดร
- เลขอาโวกาโดร (lêek aa-woo-gaa-droo)number of atoms or molecules in 1 mole of some substance
- ค่าคงตัวอาโวกาโดร (kâa-kong-dtuua aa-woo-gaa-droo)number of atoms or molecules in 1 mole of some substance
Turkish Avogadro sayısı
- Avogadro sayısınumber of atoms or molecules in 1 mole of some substance
Ukrainian число́ Авога́дро, число́ Авоґа́дро
- число́ Авога́дро (čysló Avohádro)number of atoms or molecules in 1 mole of some substance
- число́ Авоґа́дро (čysló Avogádro)number of atoms or molecules in 1 mole of some substance
Vietnamese hằng số A-vô-ga-đrô, số A-vô-ga-đrô
- hằng số A-vô-ga-đrônumber of atoms or molecules in 1 mole of some substance
- số A-vô-ga-đrônumber of atoms or molecules in 1 mole of some substance
Welsh cysonyn Avogadro, rhif Avogadro
- cysonyn Avogadronumber of atoms or molecules in 1 mole of some substance
- rhif Avogadronumber of atoms or molecules in 1 mole of some substance
Cite this entry
APA
Avogadro's number. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Avogadro's%20number
MLA
“Avogadro's number.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Avogadro's%20number. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “Avogadro's number,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Avogadro's%20number.
Source: Avogadro's number on Wiktionary, CC BY-SA 4.0.