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Terms for subject Environment (7059 entries)
نشاط إشعاعي radioactivity (The property possessed by some atomic nuclei of disintegrating spontaneously, with loss of energy through emission of a charged particle and/or gamma radiation)
نشاط إشعاعي طبيعي natural radioactivity (Radiation stemming mainly from uranium, present in small amounts in many rocks, soils, building material, etc.)
نشاط اجتماعي - تعليمي socioeducational activity (Instruction or events designed to offer learning or cultural experiences to populations without access to traditional educational institutions due to social or economic barriers)
نشاط اقتصادي economic activity (Any effort, work, function or sphere of action pertaining to the production of goods, services or any other resource with exchange value)
نشاط المواد behaviour of substances (Reactivity of a compound depending on the structure of the molecules)
نشاط بشري anthropic activity (Action resulting from or influenced by human activity or intervention)
نشاط تجاري trade activity
نشاط ترويحي leisure activity (Sports and recreational activities carried out in the time free from work or other duties)
نشاط تصنيعي manufacturing activity (Activities connected with the processing of raw material into a finished product, especially by means of a large-scale industrial operation)
نشاط حيوي - نشاط بيولوجي biological activity
نشاط زلزالي seismic activity (The phenomenon of Earth movements)
نشاط صناعي industrial activity (Operations, functions and processes involved in industrial production)
نشاط مؤسسي institutional activity (The specific tasks, undertakings or functions that governments, businesses and other organizations perform)
نشر diffusion (The spontaneous movement and scattering of particles (atoms and molecules), of liquid, gases, and solids)
نشرة newsletter (A printed periodical bulletin circulated to members of a group)
نشرة صحفية press release (An official statement or announcement distributed to members of the media by a public relations firm, government agency or some other organization, often to supplement or replace an oral presentation)
نص قانوني statutory text (A document or a portion thereof expressing an official enactment of a legislative body, with emphasis on the document's precise wording or language)
نص قانوني legal text (The exact wording or language of a law or other document in conformity with the law or having the authority of law)
نصف حياة half-life (The time required for one-half the atoms of a given amount of radioactive material to undergo radioactive decay)
نصوص فوقية - نصوص موصولة hypertext (The organization of information units typically containing visible links that users can select or click with a mouse pointer or some other computer device to automatically retrieve or display other documents)

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