رد مشاركة : يا طلاب العلوم ((وخصوصاً البيئة)) اتحدووووووووا.. لنترجم معاً
aerator noun a device to put a gas, especiallycarbon dioxide or air, into a liquid. _de-aerator
aerial adjective referring to the air _ Someorchids have aerial roots.
aerobe noun a living thing, particularly a microorganism, that needs oxygen for metabolism. Compare anaerobe
aerobic adjective needing oxygen for its existence or for a biochemical reaction to occur. Compare anaerobic
aerobic digester noun a digester which operates in the presence of oxygen
aerobic digestion noun the processing of waste, especially organic waste such as manure, in the presence of oxygen
aerobiosis noun a biological activity which occurs in the presence of oxygen
aerogenerator noun a windmill with fast-moving sails used to generate mechanical power or electricity
aerolisation, aerolization noun the transmission of a substance in the form of a vapour or fine particles in the air
aerosol noun 1. a quantity of tiny particles of liquid suspended in a gas under pressure, sprayed from a container 2. a can of liquid with a propellant gas under pressure, which is used to spray the liquid in the form of tiny drops 3. a quantity of tiny particles of liquid or powder which stay suspended in the atmosphere
aesthetic argument noun reasoning for conservation based on the view that the beauty of scenery or nature should be preserved
aesthetic injury level noun the level at which the amenity benefits of pest control become acceptable. Abbr AIL
aestivation noun 1. dormancy in some animals such as lungfish during the summer or periods of drought. Compare hibernation
2. the arrangement of sepals and petals in a flower bud
aetiological agent noun an agent which causes a disease
aetiology noun the causes of a disease, or the study of those causes
affect verb to have an influence on or to change something. Compare effect
affluent adjective referring to water which is flowing freely _ noun a stream which flows into a river
afforest verb to plant an area with trees
afforestation noun 1. the growing of trees as a crop _ There is likely to be an increase in afforestation of upland areas if the scheme is introduced. 2. the planting of trees on land previously used for other purposes
aflatoxin noun a toxin produced by species of the fungus Aspergillus, especially Aspergillus flavus, which grows on seeds and nuts and affects stored grain
afrormosia noun a hardwood tree from West Africa, now becoming scarce. Latin name: Pericopisis elata.
afterburner noun a device which reduces pollution by burning out organic gases
aftercare noun 1. arrangements for preventing future pollution from an environmentally sensitive activity that has ceased
2. the continuing management of the soil or vegetation of an area that has been restored or replanted _ vegetation management practices during aftercare _ an aftercare agreement to restore a disturbed site
aftershock noun a weaker shock which follows the main shock of an earthquake. Compare foreshock
aftershock noun a weaker shock which follows the main shock of an earthquake. Compare foreshock
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