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A poisonous liquid that is soluble in organic solvents, C5H11N2O2P, used as a nerve agent in chemical warfare.

[German, originally a code name.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Elements & Compounds) an organic compound used in chemical warfare as a lethal nerve gas. Formula: C2H5OP(O)(CN)N(CH3)2
[C20: from German, of uncertain origin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.tabun - the first known nerve agent, synthesized by German chemists in 1936; a highly toxic combustible liquid that is soluble in organic solvents and is used as a nerve gas in chemical warfare
organophosphate nerve agent - any of a series of nerve agents containing organophosphate compounds first synthesized by German chemists in 1936; in World War II the Germans tested them in concentration camps but not on the battlefield; Iraq is alleged to have used them against Iran and against the Kurds
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The first actual agent was an organophosphate compound named tabun. A year later, a team of German scientists created an organophosphate that was 10 times more lethal that they called sarin (named after the team of scientists: Schrader, Ambros, Ritter, and von der Linde).
South Korean intelligence agencies say the North may have as much as 5,000 tons of chemical agents, possibly including ricin, mustard gas, hydrogen cyanide and the nerve agent tabun. North Korea is one of just three nations that has refused to sign the international Chemical Weapons Convention.
During World War II, the German chemist, Gerhard Schrader, synthesised many commercial insecticides and chemical warfare agents, such as tabun and sarin.
VX nerve agent was developed there, after it was found the Germans had experimented on tabun, sarin and soman in WW1.
of a chemical weaponry-filled bullet, which could be equipped with Tabun, Sarin or the Novichok family of agents," the official stated.
In Angeles City on the same day, three women were killed after a fire that struck a car spread to two houses in a residential subdivision in Barangay Tabun.
It was confirmed that 70,000 German tabun nerve agent shells seized following World War Two were held at the Llanberis quarry for a short time before they were moved to another facility near Caernarfon, and eventually dumped at sea.
The UN's World Intellectual Property Organization, or WIPO, provided aid as well: It was recently caught helping the regime prepare an international patent application for production of sodium cyanide, which is used to make the deadly nerve gas Tabun. The chemical has been on a list of banned items for North Korea since 2006.
(Punan Tubu) tabun 'snake' tevun (Punan Aput) keboh 'die' hevo (Proto-Central Sarawak *kebes) bila 'river' bila?
Classification of chemical weapons (15) Nerve Gases Blister Gases Pulmonary Blood Irritants Poisons Sarin (GB) Sulfur Mustard Phosgene (CG) Cyanogen (HD) Chloride Tabun (GA) Nitrogen Diphosgene (DP) Hydrogen Mustard Cyanide (HN-mustard gases) Soman (GD) Lewisite (L) Chlorine (CL) Methylphosphono- Phosgene oxime Chloropicrin thioic acid (VX) (CX) (PS) Nerve Gases Incapacitators Vomitive Agents Sarin (GB) Psychomimetics Adamsite (DM) (3- quinuclidinyl benzilate, LSD) Tabun (GA) Opioids and Diphenylcyanoarsine Benzodiazepines (DC) Soman (GD) Tear Gases Diphenylchloroarsine Chloroacetophenone (DA) (CN), orthochloroben- zylidenemalononitrile (CS), Methylphosphono- Dibenzo [B,F] [1,4] thioic acid (VX) Oxazepine) (CR)