Also found in: Thesaurus, Medical, Financial, Acronyms, Encyclopedia, Wikipedia.


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

[German, originally a code name.]


(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]
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
References in periodicals archive ?
Structure-activity analysis of aging and reactivation of human butyrylcholinesterase inhibited by analogues of tabun.
What if Syrian Sarin gas, Tabun, VX or Mustard gas are used in an attack on Israel or another Middle East - North/Central African country?
This enemy had superior equipment, a nuclear programme, Tabun and Sarin poison, plus, in the V1s and V2s, a perfect delivery system.
The US-based Global Security website says there are four suspected WMD sites in Syria producing the nerve agents VX, sarin and tabun.
The Syrian stockpiles of chemical weapons are believed to consist mostly of large amounts of Sarin, in addition to tabun (nerve agents) and mustard gas, and the country is reportedly producing and preparing VX for weapons.
intelligence members are confident that Syria has weaponized stockpiles of the nerve agent sarin, and may also hold the deadly VX, tabun, and mustard gases.
JEM spokesperson Gibreel Adam Bilal, told Sudan Tribune they attacked Karkade first, followed by Tabaldi and finally stormed the government troops in Tabun where the fight ended at 05:00pm local time and the army troops fled the area.
Prime examples were the pursuit of explosive destruction technologies to process non-standard, problematic munitions; additional available technologies and alternatives to destroy the nerve agent tabun (also known as agent GA) and blister-agent L; and heel-transfer systems to facilitate the processing of heels in the ton containers that were otherwise proving very difficult to remove.
Among the related CWA are the neurotoxins sarin, tabun, and VX.
In the early 1940s German scientists had developed three major nerve gases - sarin, tabun, and soman.
In the early 1940s, German scientists had developed three major nerve gases - sarin, tabun, and soman.