Preposition: of

• potassium: He was carrying cyanide of potassium, a deadly poison, which he gave to Sarah in a glass of stout.

Converse of object

• contain: The cleaner does not contain any cyanide or environmentally unfriendly detergent compounds.

• use: The majority of them are stunned by divers who use cyanide to poison the waters around them.

• take: He died in 1954 from taking potassium cyanide at his home where he was performing electrolysis experiments.

• include: A cigarette butt contains up to 4,000 chemicals, including hydrogen cyanide and arsenic.

• say: Police said no cyanide or noxious gas had been found on the men when they were arrested on 9 November.

• absorb: Smokers should note that the cyanide absorbed from the smoke into the blood causes the replacement of the 5'-deoxyadenosyl group by a cyanide.

Preposition: in

• water: Note: A solution of potassium cyanide in water is quite alkaline, and contains significant amounts of hydroxide ions.

Modifies a noun

• poisoning: Vapors sniffed to counter the effects of cyanide poisoning.

• capsule: They [ the Germans ] cannot have poured cyanide capsules through that roof.

• ion: The cyanide ion comes from hydrogen cyanide, which is a covalent molecule.

• toxicity: Plasma lactate measured at the time of admission has been shown to correlate with cyanide toxicity.

• compound: Terrorists have considered using a number of toxic cyanide compounds.

• pill: Ah, the imagination of the young generation, better take your cyanide pills now.

Noun used with modifier

• hydrogen: The cyanide ion comes from hydrogen cyanide, which is a covalent molecule.

• potassium: Death was clearly caused by taking a very large quantity of potassium cyanide.

• sodium: You could tolerate the dreaded sodium cyanide at many millions of times the concentration.

• methyl: The old name for this would have been methyl cyanide.

• blood: Applications so far include the determination of blood cyanide and the generation of oxygen radicals.