a science or knowledge of objects or processes observable in nature, as biology or physics, as distinguished from the abstract or theoretical sciences, as mathematics or philosophy.
the sciences collectively that are involved in the study of the physical world and its phenomena, including biology, physics, chemistry, and geology, but excluding social sciences, abstract or theoretical sciences, such as mathematics, and applied sciences
any one of these sciences
A science, such as biology, chemistry, or physics, that deals with the objects, phenomena, or laws of nature and the physical world.
noun 1. the process by which forms of life having traits that better enable them to adapt to specific environmental pressures, as predators, changes in climate, or competition for food or mates, will tend to survive and reproduce in greater numbers than others of their kind, thus ensuring the perpetuation of those favorable traits in […]
- Natural slope
noun 1. (civil engineering) the maximum angle at which soil will lie in a bank without slipping
noun 1. theology based on knowledge of the natural world and on human reason, apart from revelation. noun 1. the attempt to derive theological truth, and esp the existence of God, from empirical facts by reasoned argument Compare revealed religion, fideism, revelation (sense 3)
noun 1. See under (def 2). [vahr-nish] /ˈvɑr nɪʃ/ noun 1. a preparation consisting of resinous matter, as copal or lac, dissolved in an oil (oil varnish) or in alcohol (spirit varnish) or other volatile liquid. When applied to the surface of wood, metal, etc., it dries and leaves a hard, more or less glossy, […]