(n.) An aeriform fluid; -- a term used at first by chemists as synonymous with air, but since restricted to fluids supposed to be permanently elastic, as oxygen, hydrogen, etc., in distinction from vapors, as steam, which become liquid on a reduction of temperature. In present usage, since all of the supposed permanent gases have been liquified by cold and pressure, the term has resumed nearly its original signification, and is applied to any substance in the elastic or aeriform state.
(n.) A complex mixture of gases, of which the most important constituents are marsh gas, olefiant gas, and hydrogen, artificially produced by the destructive distillation of gas coal, or sometimes of peat, wood, oil, resin, etc. It gives a brilliant light when burned, and is the common gas used for illuminating purposes.
(n.) Laughing gas.
(n.) Any irrespirable aeriform fluid.
Example Sentences:
(1) Carbon dioxide (CO2) levels, volumes, and temperatures of expired gas were measured from the tracheal and esophageal tubes.
(2) Steady-state values of cell, glucose, and cellulase concentration oxygen tension, and outlet gas oxygen partial pressure were recorded.
(3) Blood samples were analysed by mass spectroscopy and gas chromatography.
(4) Optimum rates of acetylene reduction in short-term assays occurred at 20% O2 (0.2 atm (1 atm = 101.325 kPa] in the gas phase.
(5) Glycosyl ceramide concentration was determined by gas-liquid chromatography of the trimethylsilyl ethers of the methyl glycosides.
(6) Early recognition is facilitated by monitoring of arterial blood gas levels for hypoxemia.
(7) "There is … a risk that the political, trade, and gas frictions with Russia could lead to strong deterioration in economic relations between the two countries, with a significant drop in Ukraine's exports to and imports from Russia.
(8) He said Germany was Russia’s most important economic partner, and pointed out that 35% of German gas originated in Russia.
(9) Ether extracts were analyzed by gas chromatography-mass spectrometry (GC-MS) and various chlorinated and non-chlorinated compounds were detected, e.g.
(10) Blood gas variables produced from a computed in vivo oxygen dissociation curve, PaeO2, P95 and C(a-x)O2, were introduced in the University Hospital of Wales in 1986.
(11) It is a specific clinical picture with extensive soft tissue gas and swelling of the forearm.
(12) A neodymium YAG (Nd:YAG) laser was evaluated in a dog ulcer model used in the same manner as is recommended for bleeding patients (power 55 W, divergence angle 4 degrees, with CO2 gas-jet assistance).
(13) The flow of a specified concentration of test gas exits from the mixing board, enters a distributing tube, and is then distributed equally to 12 chamber tubes housing one mouse each.
(14) The corresponding hydrides, mono-n-butyltin hydride, di-n-butyltin hydride, tri-n-butyltin hydride, monophenyltin hydride, diphenyltin hydride triphenyltin hydride, are detected by electron-capture gas chromatography after clean-up by silica gel column chromatography.
(15) Airway closure (CV), functional residual capacity (FRC) and the distribution of inspired gas (nitrogen washout delay percentage, NWOD %) and arterial oxygen tension (PaO2) was measured by standard electrodes in eight extremely obese patients before and after weight loss (mean weights 142 and 94 kg, respectively) following intestinal shunt operation.
(16) They were like some great show, the gas squeezing up from the depths of the oil well to be consumed in flame against the intense black horizon, like some great dragon.
(17) The existence of 5alpha-androstane-3alpha,17beta-diol in the androstanediol fraction could be demonstrated by gas chromatography and mass spectrometry (GC-MS).
(18) A pilot study was undertaken to determine the prevalence of gas in the puerperal endometrial cavity and to determine whether this finding has any relationship to the mode of delivery or to the development of puerperal endometritis.
(19) Inner Ear Decompression Sickness (IEDCS)--manifested by tinnitus, vertigo, nausea, vomiting, and hearing loss--is usually associated with deep air or mixed gas dives, and accompanied by other CNS symptoms of decompression sickness (DCS).
(20) Subjects underwent measurement of lung volumes, arterial blood gas analysis and an incremental bicycle exercise test.
Primary
Definition:
(a.) First in order of time or development or in intention; primitive; fundamental; original.
(a.) First in order, as being preparatory to something higher; as, primary assemblies; primary schools.
(a.) First in dignity or importance; chief; principal; as, primary planets; a matter of primary importance.
(a.) Earliest formed; fundamental.
(a.) Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement.
(n.) That which stands first in order, rank, or importance; a chief matter.
(n.) A primary meeting; a caucus.
(n.) One of the large feathers on the distal joint of a bird's wing. See Plumage, and Illust. of Bird.
(n.) A primary planet; the brighter component of a double star. See under Planet.
Example Sentences:
(1) The only other evidence of Kopachi's existence is the primary school near the memorial.
(2) We also show that proliferation of primary amnion cells is not dependent on a high c-fos expression, suggesting that the function of c-fos is more likely to be associated with other cellular functions in the differentiated amnion cell.
(3) A total of 555 caries lesions were registered on proximal surfaces, 49.1% being primary lesions in the enamel, 21.4% primary lesions into the dentin and 29.5% secondary lesions.
(4) Two cases with primary Carcinoma in situ (Cis) were treated with the same protocol.
(5) Taken together these results are consistent with the view that primary CTL, as well as long term cloned CTL cell lines, exercise their cytolytic activity by means of perforin.
(6) Community involvement is a key element of the Primary Health Care (PHC) approach, and thus an essential topic on a course for managers of Primary Health Care programmes.
(7) These findings raise questions regarding the efficacy of medical school curriculum in motivating career choices in primary care.
(8) In view of reports of the reduction of telomeric repeats in human malignant tumors, we measured the lengths of telomeric repeats in 55 primary neuroblastomas.
(9) The blockade of H2 receptors is the primary action of these drugs; however, they possess also secondary actions which may represent untoward effects but in some cases may be actually useful (increase in prostaglandin synthesis, inhibition of LTB4 synthesis, etc.)
(10) For related pairs, both the primes (first pictures) and targets (second pictures) varied in rated "typicality" (Rosch, 1975), being either typical or relatively atypical members of their primary superordinate category.
(11) Determination of the primary structure for factor V has provided the basis for examination of structure-function relationships.
(12) The 36-year-old teacher at an inner-city London primary school earns £40,000 a year and contributes £216 a month to her pension.
(13) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
(14) The move would require some secondary legislation; higher fines for employers paying less than the minimum wage would require new primary legislation.
(15) Valvular stenoses of the bronchi and especially of the bronchioles in various types of primary pulmonary disease are of considerable importance etiologically.
(16) For the case described by the author primary tearing of the chiasma due to sudden applanation of the skull in the frontal region with burstfractures in the anterior cranial fossa is assumed.
(17) Of the 622 people interviewed, a large proportion (30.5%) believed that the first deciduous tooth should erupt between the age of 5-7 months; the next commonly mentioned time of tooth eruption was 7-9 months of age; and 50.3% of the respondents claimed to have seen a case of prematurely erupted primary teeth.
(18) In the triploids, the 40 female chromosomes present (mouse, n = 20) were derived from a single diploid pronucleus formed after the extrusion of a first polar body, and following the monospermic fertilization of primary oocytes.
(19) Subthreshold concentrations of the drug to induce complete blockade (5 x 10(-8)M) allowed to observe a greater depression of bioelectric cell characteristics in primary than in transitional fibres.
(20) Therefore, the measurement of the alpha-antitrypsin content plays the crucial part in differential diagnosis of primary (hereditary determined) and secondary (obstructive) emphysema.