an oily liquid, C 4 H 8 Cl 2 S, used as a chemical-warfare gas, blistering the skin and damaging the lungs, often causing blindness and death: introduced by the Germans in World War I.
an oily liquid vesicant compound used in chemical warfare. Its vapour causes blindness and burns. Formula: (ClCH2CH2)2S
mustard gas mus·tard gas (mŭs’tərd)
An oily, volatile liquid that is corrosive to the skin and mucous membranes, causes severe, sometimes fatal respiratory damage and was used in World War I as a chemical warfare agent.
An oily, volatile liquid that is corrosive to the skin and mucous membranes and causes severe, sometimes fatal respiratory damage. It was introduced in World War I as a chemical warfare agent. Chemical formula: C4H8Cl2S.
noun 1. oil expressed from the seed of mustard, used chiefly in making soap. noun 1. an oil that is obtained from mustard seeds and used in making soap
- Mustard operation
Mustard operation Mus·tard operation (mŭs’tərd) n. Correction of abnormal blood circulation due to the transposed great arteries by creating an intra-arterial baffle that partitionsis the atrium and directs the pulmonary venous blood through the right ventricular opening and the systemic venous blood through the mitral valve into the left ventricle.
noun 1. a black mixture of mustard and rubber placed on a cloth and applied to the skin as a counterirritant. noun 1. (med) a mixture of powdered black mustard seeds and an adhesive agent applied to the skin for its relaxing, stimulating, or counterirritant effects mustard plaster n. A medicinal plaster made with a […]
[muhst] /mʌst/ auxiliary verb 1. to be obliged or bound to by an imperative requirement: I must keep my word. 2. to be under the necessity to; need to: Animals must eat to live. 3. to be required or compelled to, as by the use or threat of force: You must obey the law. 4. […]