[ an-ti-doht ]
/ ˈæn tɪˌdoʊt /


a medicine or other remedy for counteracting the effects of poison, disease, etc.
something that prevents or counteracts injurious or unwanted effects: Good jobs are the best antidote to teenage crime.

verb (used with object), an·ti·dot·ed, an·ti·dot·ing.

to counteract with an antidote: Medication was given to antidote the poison the child had swallowed.

Origin of antidote

1400–50; late Middle English (< Middle French) < Latin antidotum < Greek antídoton something given against (i.e., for counteracting), equivalent to anti- anti- + dotón neuter of dotós given, verbid of didónai to give; akin to datum

Related forms

an·ti·dot·al, an·ti·dot·i·cal [an-ti-dot-i-kuh l] /ˌæn tɪˈdɒt ɪ kəl/, adjectivean·ti·dot·al·ly, an·ti·dot·i·cal·ly, adverb

Can be confused

anecdote antedate antidote Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for antidote

British Dictionary definitions for antidote


/ (ˈæntɪˌdəʊt) /


med a drug or agent that counteracts or neutralizes the effects of a poison
anything that counteracts or relieves a harmful or unwanted condition; remedy

Derived Forms

antidotal, adjective

Word Origin for antidote

C15: from Latin antidotum, from Greek antidoton something given as a countermeasure, from anti- + didonai to give
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for antidote


[ ăntĭ-dōt′ ]


An agent used to neutralize or counteract the effects of a poison.

Related forms

an′ti•dotal (ăn′tĭ-dōtl) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for antidote


[ ăntĭ-dōt′ ]

A substance that counteracts the effects of a poison.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.