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Terms for subject Environment (7011 entries)

chimic în mediu	chemical in the environment (The presence in the environment of any solid, liquid or gaseous material discharged from a process and that may pose substantial hazard to human health and the environment)
chimie	chemistry (The scientific study of the properties, composition, and structure of matter, the changes in structure and composition of matter, and accompanying energy changes)
chimie a mediului	environmental chemistry (Science dealing with the physical, chemical and biochemical processes that polluting substances undergo when introduced in the environment)
chimie a solului	soil chemistry (The study of the inorganic and organic components of the soil and its life cycles)
chimie analitică	analytical chemistry (The branch of chemistry dealing with techniques which yield any type of information about chemical systems)
chimie anorganică	inorganic chemistry (A branch of chemistry dealing with the chemical reactions and properties of all inorganic matter)
chimie fizică	physical chemistry (A science dealing with the effects of physical phenomena on chemical properties)
chimie generală	general chemistry (The study of the elements and the compounds they form)
chimie organică	organic chemistry (A branch of chemistry dealing with the study of composition, reaction, properties, etc. of organic compounds)
chiropter	chiropteran (Order of placental mammals comprising the bats having the front limbs modified as wings)
cianat	cyanate (A salt or ester of cyanic acid containing the radical OCN)
cianură	cyanide (Any of a group of compounds containing the CN group and derived from hydrogen cyanide, HCN)
ciclon	cyclone (A storm characterized by the converging and rising giratory movement of the wind around a zone of low pressure (the eye) towards which it is violently pulled from a zone of high pressure. Its circulation is counterclockwise round the center in the northern hemisphere, clockwise in the southern hemisphere)
ciclu al azotului	nitrogen cycle (The complex set of processes by which crops acquire the large amount of nitrogen they need to make proteins, nucleic acids and other biochemicals of which they are composed, and how the nitrogen returns to the atmosphere)
ciclu al vieţii materialelor	material life cycle (All the stages involved in the manufacturing, distribution and retail, use and re-use and maintenance, recycling and waste management of materials)
ciclu biogeochimic	biogeochemical cycle (Movement of chemical elements in a circular pathway, from organisms to physical environment, back to organisms. The process is termed a nutrient cycle if the elements concerned are trace elements, which are essential to life. A biogeochemical cycle occurs when vegetation decomposes and minerals are incorporated naturally in the humus for future plant growth)
ciclu biologic	biological cycle (A series of transformations or biological events which follow one after the other one, reaching at the end of the cycle the initial conditions, as in the life cycle of many animal and plant organisms)
ciclu de viaţă	life cycle (The phases, changes, or stages through which an organism passes throughout its lifetime)
ciclu de viață	life cycle
ciclu de viaţă al produsului	product life cycle (A product life cycle includes the following phases: acquisition of raw materials, production, packaging, distribution, use, recyling, and disposal)