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1A poisonous substance, especially a pesticide.
- ‘A working group headed by the government's Health and Safety Executive has begun to investigate the hazards of biocides in response to a new European directive.’
- ‘Further study into the effects of ultraviolet light and leach-rates on environmental toxicity of these compounds must be examined to give a clearer and more defined understanding of their potential application as booster biocides.’
- ‘The technology transforms yeast cells into natural capsules, replacing their contents with a combination of standard biocides and essential oils, into ‘a complex killing mechanism that destroys MRSA’.’
- ‘Some biocides are considered pesticides, and some States require that only registered pesticide applicators apply these products in schools.’
- ‘The nonsusceptibility of microorganisms to biocides and the targets some biocides share with antibiotics is of clinical concern because antibiotics are important armaments in the treatment of disease.’
- ‘In addition, the service provider may propose applying chemical biocides, designed to kill microbiological contaminants, to the inside of the duct work and to other system components.’
- ‘But, the selective pressure biocides exert on bacterial populations that have mechanisms of resistance similar to those to antibiotics or that are also substrates for antibiotic resistance is of concern.’
- ‘Over time, some weeds and fungi have developed resistance to many agricultural pesticides, creating a need to devise biologically based compounds - or biocides - with new modes of action.’
- ‘Anti-fouling paints keep marine organisms from growing on boat bottoms because they contain biocides, chemicals that hinder the growth of barnacles and other animals.’
- ‘General Chemical is a leading producer of such commodities as soda ash and calcium chloride, while Garratt-Callahan makes higher value goods such as biocides, and corrosion and scale inhibitors.’
- ‘They need to use suitable biocides to clean out the system properly.’
- ‘Such assurances, however, fail to satisfy environmental groups who are now demanding government restrictions on the widespread use of biocides.’
- ‘Semmelweis documented the importance of antiseptics in clinical medicine; the importance of biocides in the domicile environment remains to be determined.’
- ‘On the other hand, the large-scale mono-cropping of medicinal species, which need inputs of artificial fertilisers, and large scale spraying of dangerous and expensive biocides is not a sustainable practice.’
- ‘Naval Sea Systems Command is working with chemical and pharmaceutical manufacturers to develop safe, effective, organic biocides to produce innovative underwater-hull coatings.’
- ‘Solutions to the foreign-species transfer problem have included using various filtration systems, heat treatments, and biocides for the ballast water.’
- ‘Safedip Limited is another created in 1997 to develop safe, environmentally friendly biocides for veterinary, environmental and human conditions, and it also received a Spur grant from the DTI.’
- ‘Chemical biocides are regulated by EPA under Federal pesticide law.’
- ‘To improve the workability of PVC resin various ingredients are added to the resin including stabilizers, impact modifiers, lubricants, plasticizers, biocides and flame retardants.’
- ‘Often referred to as non-agricultural pesticides, biocides encompass a wide range of applications including disinfection, preservation and pest control.’
2mass noun The destruction of life.‘our whims have brought us to the brink of biocide’
- ‘Biocide, in other words, is tantamount to suicide.’
- ‘The delusion of separateness has engendered not only suicide, homicide, and genocide, but has pushed us to the brink of biocide, the destruction of the earths life support systems themselves.’
- ‘Concerning the biocide of the earth, who do we owe for our actions?’
- ‘Biocide is the ultimate of all human moral violations because it is the destruction of all life on Earth.’
- ‘We now have concrete proof of ecocide (the destruction of the ecosystem), biocide (the extermination of many kinds of life form), and geocide (damage to the earth's atmosphere).’
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