Definition of outgas in English:


transitive verbtransitive verb outgases, transitive verb outgassing, transitive verb outgasing, transitive verb outgassed

[with object]
  • Release or give off (a substance) as a gas or vapor.

    ‘glue may outgas smelly volatile organic compounds’
    • ‘samples are heated and begin to outgas’
    • ‘Additionally, the foam does not outgas harmful chemicals and it offers no nutritive value to termites.’
    • ‘Synthetic carpets outgas hazardous chemicals, including neurotoxic solvents from the carpet backing and formaldehyde, a carcinogen.’
    • ‘That's good news, since vinyl outgases toxic chemicals that can cause a range of health problems.’
    • ‘Non-metallics, adhesives, and lubricants are particularly susceptible to outgassing volatiles that may deposit a residue onto nearby surfaces.’
    • ‘These volatile organic chemicals outgas from the material both during application and after the plaster dries, and may be of concern for chemically sensitive individuals.’
    • ‘And in the case of magma it can foam and outgas very volatile compounds that can cause explosive eruptions and throw projectiles great distances.’
    • ‘Toxic gasoline fumes can outgas from the fuel tank of your car and infiltrate into the bedrooms.’
    • ‘Outgassing is a short-lived process, and only presents a major problem in situations where there are a lot of building materials that are outgassing into a tightly enclosed, poorly ventilated space.’
    • ‘It normally finds its way into our food chain and environment through discard and deterioration, not through outgassing from disaster sites.’
    • ‘I don't know how it followed a curved course in space - maybe it was outgassing and rotating, which would make its path helical.’
    • ‘This air contains materials outgassed from construction and decorations, as well as from smoking and other activities in a building.’
    • ‘Prior to the measurement, the samples were dried and outgassed over 60 min at 120°C.’
    • ‘There was also an outgassing of volatile molecules such as water, methane, ammonia, hydrogen, nitrogen, and carbon dioxide.’
    • ‘Solar radiation heats the comet, which in turn causes the outgassing of its water molecules and dust.’
    • ‘There is also chemical evidence for recent volcanism, namely, the outgassing of elements that would be associated with volcanism.’
    • ‘According to the company, its process creates stronger seals than epoxy methods and eliminates the problem of epoxy flow and outgassing, which adversely affect reliability.’
    • ‘Other product benefits include moisture resistance, minimized outgassing, and thermal resistance.’
    • ‘Another source of water could have been volcanic outgassing - a frequent phenomenon on the young Earth.’
    • ‘Consequently, we decided to maximize the thickness of photoresist films known to be free of these outgassing problems.’
    • ‘Adhesives and sealants with low outgassing properties are the best choices for vacuum applications; usually, sealants are not used as adhesives.’



/ˌoutˈɡas/ /ˌaʊtˈɡæs/