oxygen
oxy·gen (äk′si jən)
noun
a colorless, odorless, tasteless, gaseous chemical element that occurs free in the atmosphere, forming one fifth of its volume, and in combination in water, sandstone, limestone, etc.: it is very active, combines with nearly all other elements, is the most common element in the earth's crust, and is essential to life processes and to combustion: symbol, O; at. no., 8
Etymology: Fr oxygène, altered (1786) < earlier oxygine, lit., acid-producing: so named (1777) by Antoine Laurent Lavoisier < Gr oxys (see oxy-) + L gignere, to beget (see genus): from the belief that oxygen is present in all acids
Converse of object
- dissolve: Higher amounts of dissolved oxygen are found in freshwater.
- breathe: Each time I have visited the Pole I required a few hours breathing oxygen to get over the worst effects.
- humidify: The use of humidified oxygen should be recorded in the notes and is not.
- consume: Over a period of hours, the hand-warmer will consume the oxygen in the bag.
Adjective modifier
- hyperbaric: Hyperbaric oxygen may be the better choice of preventive measures.
- supplemental: Many patients will benefit from being given supplemental oxygen.
- domiciliary: At present domiciliary oxygen is ordered for patients by general practitioners.
- supplementary: The silver badge can be attempted without supplementary oxygen.
- pure: The diver breathes pure oxygen through a mask, which improves exhalation of nitrogen.
- molecular: Characterized by the presence of free or molecular oxygen; requiring such conditions to live.
Modifies a noun
- saturation: In the study, a team of Belfast researchers measured oxygen saturation levels - the amount of oxygen carried in the blood.
- atom: The extra oxygen atom is readily available to cause oxidation, making it an active compound useful for producing blond hair.
- uptake: For example, when maximum oxygen uptake is mentioned, the issue of central versus peripheral limitation is fully addressed.
- isotope: The power spectrum of oxygen isotope data from ocean sediment cores.
- concentrator: The physical separation of gases from a mixture at room temperature is the underlying principle of oxygen concentrators.
- cylinder: It is the only way to verify the contents of an oxygen cylinder.
Noun used with modifier
- carbonyl: The camphor molecule has one polar atom ( a carbonyl oxygen ) and three methyl groups.
- singlet: The red pigment in tomatoes, lycopene, works by quenching the highly damaging free radical singlet oxygen.
- hydroxyl: For instance, it might place an hydroxyl oxygen of glucose at a favorable energy minimum in the Grid Map for aliphatic hydroxyl.
- ether: However if the ether oxygen map was missing for some reason, then Program Group would use the water map by default instead.
Democracies must try to find ways to starve the terrorist and the hijackers of the oxygen of publicity on which they depend.
Cultural literacy is the oxygen of social intercourse.
Browse dictionary entries near oxygen
- oxycephaly
- oxyacid
- oxyacetylene
- oxy-
- Oxus
- oxtongue
- oxtail
- oxpecker
- Oxonian
- Oxon
- oxygen acid
- oxygen tent
- oxygenate
- oxygenize
- oxyhemoglobin
- oxyhydrogen
- oxymoron
- oxyphil
- oxysulfide
- oxytetracycline
