Definify.com

Webster 1913 Edition

Poisonous

Poi′son-ous

,

Adj.

Having the qualities or effects of poison; venomous; baneful; corrupting; noxious.

Shak.

–

Poi′son-ous-ly

,

adv.

–

Poi′son-ous-ness

,

Noun.

Webster 1828 Edition

Poisonous

POIS'ONOUS

,

Adj.

Venomous; having the qualities of poison; corrupting; impairing soundness of purity.

Definition 2024

poisonous

poisonous

English

Adjective

poisonous ‎(comparative more poisonous, superlative most poisonous)

Containing sufficient poison to be dangerous
(of an animal) Inedible due to containing poison; poisonous to eat

Synonyms

toxic, venomous, attery

Derived terms

poisonousness

Translations

containing sufficient poison to be dangerous

Arabic: سَمِّيّ ‎(sammiyy)
Armenian: թունաւոր ‎(tʿunawor)
Aromanian: nfãrmãcos, fãrmãchiros, toapsec
Asturian: venenosu
Belarusian: ядаві́ты m ‎(jadavíty)
Catalan: verinós (ca), tòxic
Chinese:
Mandarin: 有毒 (zh) ‎(yǒudú)
Czech: jedovatý (cs) m
Danish: giftig (da)
Dutch: giftig (nl)
Esperanto: venena, veneniga
Finnish: myrkyllinen (fi)
French: poisoneux, vénéneux (fr), toxique (fr)
Friulian: velenôs, tossic
German: giftig (de), toxisch
Greek: δηλητηριώδης (el) ‎(dilitiriódis)
Hindi: ज़हरीला ‎(zahrīlā)
Hungarian: mérges (hu), mérgező (hu)
Italian: velenoso m, velenosa f; tossico m, tossica f

Latvian: indīgs
Macedonian: отровен ‎(ótroven)
Manx: pyshoonagh, nieuagh
Neapolitan: 'ntussecoso
Norwegian: giftig, skadelig
Occitan: verinós (oc)
Polish: trujący (pl)
Portuguese: tóxico (pt), venenoso (pt)
Romanian: otrăvitor (ro), veninos (ro)
Russian: ядови́тый (ru) ‎(jadovítyj), токси́чный (ru) ‎(toksíčnyj)
Scottish Gaelic: puinnseanta
Slovene: strupen (sl)
Southern Altai: коронду ‎(korondu)
Spanish: tóxico (es); venenoso (es), ponzoñoso (es)
Telugu: విషపూరిత ‎(viṣapūrita)
Turkish: zehirli (tr)
Ukrainian: отру́йний m ‎(otrújnyj)
Venetian: vełenoxo, tosegoxo, tosego
Volapük: venenik
Yiddish: סמיק ‎(samik), גיפֿטיק ‎(giftik)