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scavenger

scavenger

3 7.8
A substance added to a mixture to remove unwanted chemicals
  • noun
  • /ˈskævɪndʒər/
  • Specialized
translation icon : agente secuestrante
  • The natural gas industry has adopted "H2S scavengers" for treating gas streams containing less than 100 lbs/day of H2S.
  • ROS scavenger
  • radical scavenger
  • catalase scavenger

Examples

  • Alpha-lipoic acid is a free radical scavenger and a biological antioxidant.

    Blog text (23)
  • Not surprisingly, ROS scavengers have been shown to attenuate ROS-induced cell damage and death.

    Academic text (2008)
  • LA is a free radical scavenger and a potent biological antioxidant.

    Blog text (23)
  • The vitamin and chemical scavengers would deal with the free radicals before they could cause any irreversible damage.

    Fiction book (1992)
  • The liquid-based scavengers use either sparged columns or are sprayed directly into gas pipelines.

    Academic text (1996)
  • A recent assessment of the attenuation of gentamicin ototoxicity by various radical scavengers showed efficacy ranging from modest protection to no protection at all.

    Academic text (1998)
  • Resveratrol has demonstrated reactive oxygen species (ROS) scavenger activity, and it has been linked to nuclear factor-kappa B (NF-κB) activity.

    Academic text (2008)
  • Many skincare products contain antioxidants that act as scavengers to neutralize harmful free radicals.

  • As a scavenger, the chemical compound helps remove impurities from the mixture, ensuring a purer final product.

  • In biology, a free radical scavenger protects cells by reacting with and neutralizing damaging substances.

Synonyms

remover
vsscavenger
19 3.0

A product that takes stains, makeup, or old paint off surfaces

reacts inside liquid mixtures to neutralize unwanted chemical impurities
purger
vsscavenger
7.5

A person or thing that removes unwanted parts to make something clean

acts as a chemical inside mixtures to react and neutralize impurities

Antonyms

31 6.1

Something that makes water, soil or food unsafe

Compounds

scavenger cell
  • Specialized
1 5.8

A tiny part of the body that eats dead tissue and germs to help fight infection

Surface Forms

scavenger singular
scavengers plural

Morphology

scavenger = scavenge (semi-transparent) = scavenge + er

Scientific use extends the agentive sense to substances that 'remove' unwanted components; the relation is metaphorical and domain-specific.

Etymology

Scavenger comes from the old word scavenge, meaning 'to clear away' or 'to search through rubbish'. By the same idea, a chemical scavenger is a substance that 'cleans' a mixture by removing unwanted bits.