Meanings
nounricin (uncountable)
- uncountablebiochemistryAn extremely toxic lectin extracted from the castor bean.
It had to be one of three things: A hoax. Or anthrax, which meant I’d have to go on Cipro for a month. Or if it was ricin, I was dead, so bye-bye.
2021 January 24, Donald G. McNeil Jr, “Fauci on What Working for Trump Was Really Like”, in The New York Times, →ISSN
Synonyms & antonyms
nouna toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon
Similar
ricin toxin
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Latinricinus
- Latinricinus
- Englishricin
Borrowed from Latin ricinus.
More words from Latin
Full word history & related roots →Translations
Arabic رِيسِين
- رِيسِين (rīsīn)poison
Bulgarian рици́н
- рици́н (ricín)poison
Chinese Mandarin 蓖麻毒素
- 蓖麻毒素 (bìmá dúsù)poison
Dutch ricine
- ricinepoison
Finnish risiinimyrkky, risiini
- risiinimyrkkypoison
- risiinipoison
French ricine
- ricinepoison
German Rizin
- Rizinpoison
Italian ricina
- ricinapoison
Japanese リシン
- リシン (rishin)poison
Polish rycyna
- rycynapoison
Portuguese ricina
- ricinapoison
Romanian ricină
- ricinăpoison
Russian рици́н
- рици́н (ricín)poison
Spanish ricino
- ricinopoison
Turkish risin
- risinpoison
Rhymes & wordplay
Rhymes with ricin
bisonTysonDysonBrysonvancomycinvisonparomomycinaabomycinaqabamycingaudimycinicenlysinneprilysintibicen
All rhymes →Cite this entry
APA
ricin. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/ricin
MLA
“ricin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ricin. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “ricin,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/ricin.
Source: ricin on Wiktionary, CC BY-SA 4.0.