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| Terms for subject Environment (5878 entries) |
| electrotechnical equipment (All the equipment connected with the technological use of electric power) | معدة تكنولوجية كهربائية | |
| electrotechnical industry (A sector of the economy in which an aggregate of commercial enterprises is engaged in the design, manufacture and marketing of machinery, apparatus and supplies for the generation, storage and utilization of electrical energy, such as household appliances, radio and television receiving equipment, and lighting and wiring equipment) | صناعة تكنولجية كهربائية | |
| element of group (Any of the monovalent metals lithium, sodium, potassium, rubidium, caesium, and francium, belonging to group 1A of the periodic table. They are all very reactive and electropositive; alkaline) | عنصر في المجموعة 1 | |
| element of group (Any of the divalent electropositive metals beryllium, magnesium, calcium, strontium, barium, and radium, belonging to group 2A of the periodic table; alkaline earth metals) | عنصر في المجموعة 2 | |
| element of group (Group III consists of two subgroups: group IIIb and group IIIa. Group IIIa consists of scandium, yttrium, and lanthanium, which is generally considered with the lanthanoids, and actinium, which is classified with the actinoids. Group IIIb, the main group, comprises boron, aluminium, gallium, indium, and thallium) | عنصر في المجموعة 3 | |
| element of group (Group IV consists of two subgroups: group IVb, main group, and group IVa. Group IVa consists of titanium, zirconium, and hafnium which are generally classified as transition metals. The main group consists of carbonium, silicium, germanium, tin, and lead. The main valency of the elements is IV, and the members of the group show a variation from nonmetallic to metallic behaviour in moving down the group. The reactivity of the elements increases down the group from carbon to lead. All react with oxygen on heating) | عنصر في المجموعة 4 | |
| element of group (Group V consists of two subgroups: group Vb, the main group, and group Va. Group Va consists of vanadium, niobium, and tantalum, which are generally considered with the transition elements. The main group consists of nitrogen, phosphorus, arsenic, antimony, and bismuth) | عنصر في المجموعة 5 | |
| element of group (Group VI consists of two subgroups: group VIb, the main group, and group VIa. Group VIa consists of chromium, molybdenum, and tungsten. The main group consists of oxygen, sulphur, selenium, tellurium, and polonium) | عنصر في المجموعة 6 | |
| element of group (Any of the elements of the halogen family, consisting of fluorine, chlorine, bromine, iodine, and astatine) | عنصر في المجموعة 7 | |
| element of group 0 (A group of monatomic gaseous elements forming group 18 (formerly group 0) of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn)) | عنصر في المجموعة صفر | |
| emancipation (The state of being free from social or political restraint or from the inhibition of moral or social conventions) | التحرر - الانعتاق | |
| embedded specimen | نموذج ضِمْني | |
| embryo (An early stage of development in multicellular organisms) | جنين | |
| embryogenesis (The formation and development of an embryo from an egg) | تخلُّق | |
| emergency law | قانون الطوارئ | |
| emergency lodging (Housing or dwelling space provided for victims of a sudden, urgent and usually unexpected occurrence, especially when harm has been done to human life, property or the environment) | إسكان طوارئ | |
| emergency plan (Program of procedures to be undertaken in the event of a sudden, urgent and usually unexpected occurrence requiring immediate action, especially an incident of potential harm to human life, property or the environment) | خطة طوارئ | |
| emergency relief (Money, food or other assistance provided for those surviving a sudden and usually unexpected occurrence requiring immediate action, especially an incident of potential harm to human life, property or the environment) | إغاثة عاجلة | |
| emergency relief measure | تدابير الإغاثة العاجلة | |
| emergency shelter (Shelter given to persons who are deprived of the essential needs of life following a disaster) | مأوى طوارئ - مأوى عاجل |