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| Terms for subject Environment (5878 entries) |
| sluice-gate (A valve or gate fitted to a sluice to control the rate of flow of water) | بوابة الهويس | |
| slurry | اَّدْغة | |
| small and medium sized industry (No definition needed) | الصناعات الصغيرة والمتوسطة | |
| Small Islands (political geography) | جزر صغيرة | |
| small power station (Power station of small size for the generation of energy at local level) | محطة طاقة صغيرة | |
| small-scale furnace (Small enclosed structures containing a heat source, typically used for the purpose of intense heating. Most are lined with refractory material, the heat source is typically provided by electrical elements or the burning of gas, coke or coal) | فرن صغير - غرفة احتراق صغيرة | |
| small-scale inducer (A domestic source introducing small quantities of pollutants into a publicly owned waste-treatment system) | محث صغير | |
| smog (Air pollution consisting of smoke and fog. The air pollution caused by the action of sunlight on unburned hydrocarbons and nitrogen oxides, mostly from car exhaust. It occurs over large industrial areas and urban complexes, and causes eye irritations, breathing problems and damage to plant life) | ضباب دخاني | |
| smog warning (Action, device or announcement that serves to give caution or notice to the level of air pollutants typically associated with oxidants in a given area) | تحذير من الضباب الدخاني | |
| smoke (An aerosol, consisting of visible particles and gases, produced by the incomplete burning of carbon-based materials, such as wood and fossil fuels) | دخان | |
| smoke chaser | إطفائى | |
| smoke prevention | الحماية من الأدخنة | |
| smoking (The inhalation and exhalation of carcinogenic fumes from burning plant material, usually tobacco) | تدخين | |
| snake (Any reptile of the suborder Ophidia, typically having a scaly cylindrical limbless body, fused eyelids, and a jaw modified for swallowing large prey: includes venomous forms such as cobras and rattlesnakes, large nonvenomous constrictors, and small harmless types such as the grass snake) | ثعبان - أفعى | |
| snow (The most common form of frozen precipitation, usually flakes or starlike crystals, matted ice needles, or combinations, and often rime-coated) | ثلج | |
| snowslide (An avalanche of relatively pure snow; some rock and earth material may also be carried downward) | انهيار جليدي | |
| soaking (Absorption of liquid by a solid or a semisolid material) | تبليل - نقع | |
| soap (A cleansing agent, manufactured in bars, granules, flakes, or liquid form, made from a mixture of the sodium salts of various fatty acids of natural oils and fats) | صابون | |
| social analysis (No definition needed) | تحليل اجتماعي | |
| social behaviour (A person or community's general treatment, manner of conduct or action toward others as individuals or as members of variously identified groups) | سلوك اجتماعي |