Meaning of adulterant in English:


Pronunciation /əˈdʌlt(ə)rənt/

See synonyms for adulterant on


  • A substance used to adulterate another.

    ‘Crack is a combination of cocaine hydrochloride, baking soda, and other adulterants which gives rise to a rock-like substance.’
    • ‘The adulterants ranged from water in the case of milk, cheaper varieties of oils in the case of edible oils to colours in the case of rice and tea.’
    • ‘Heat is applied to the bottle, thereby separating the adulterants from the rock and leaving behind a gel-like substance containing a concentrated cocaine-based solution.’
    • ‘It's filled with chemicals and adulterants designed to create a consistent flavor and taste across regions.’
    • ‘The State of California's Department of Health Services leading man Dr. Richard Ko briefly explains California's laboratory analysis that searches for heavy metals, chemicals and other adulterants in patent formulas.’
    • ‘The presence of deliberately added adulterants and accidental contaminants in the herb or herbal extract is always a risk when these products are not properly tested for purity.’
    • ‘In doing so, they expose themselves to marijuana which may be contaminated with adulterants and mould.’
    • ‘The sources of poisoning were identified as adulterants or erroneous substitutes.’
    • ‘Except flour or rice powder, all the other adulterants are health hazardous and cause irreparable damage to our system when eaten at regular intervals for a long period of time.’
    • ‘Use of adulterants or spurious materials is another issue that further complicates the quality standards of plants-based traditional remedies.’
    • ‘Not only were they illegally manufacturing and supplying drugs in pubs for social consumption, they were diluting them with adulterants deceiving the people they supplied to increase their profits.’
    • ‘It provides exact information about pigments, binders, extenders (used to improve viscosity and coverage), and adulterants, as well as paint layers.’
    • ‘The beam also contains a significant proportion of mid- and deep-ultraviolet; kills bacteria and decomposes any adulterants on the surface of the meat.’
    • ‘Often times, laboratories that perform drug screening assays are unaware of the various adulterants, detection methods, or their effects on the assay.’
    • ‘Often highly noxious adulterants were used: cayenne pepper, which easily loses its red colour, was tinted with cinnabar, an extremely poisonous mercury compound.’
    • ‘Such coins could be considered as legitimate an element of a piece of jewellery as nine-carat gold, which contains 62.5% of adulterants.’
    • ‘All the many hundreds of non-tobacco adulterants are to be ignored, no matter how indisputably dangerous and deadly.’
    • ‘With new adulterants being developed at an alarming rate, it has become increasingly difficult to keep up with the development of methods to detect these products.’
    • ‘Some herbal products may come with fillers, weeds, or other adulterants, so buy only from top quality suppliers.’
    • ‘It was for the first time that we were able to get the adulterant (carbide pieces) in bulk quantity.’
    contaminant, adulterant, pollutant, foreign body


  • Used in adulterating something.

    • ‘They argued that because the bacteria is naturally occurring, it is not an "adulterant" substance subject to regulation by the government.’


Late 17th century (in the sense ‘person who commits adultery’): from Latin adulterant- ‘corrupting’, from the verb adulterare (see adulterate).