大英百科全书: Science: any system of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. In general, a science involves a pursuit of knowledge covering general truths or the operations of fundamental laws.
韦伯斯特词典: 1 : the state of knowing : knowledge as distinguished from ignorance or misunderstanding 2 a : a department of systematized knowledge as an object of study *the science of theology* b : something (as a sport or technique) that may be studied or learned like systematized knowledge *have it down to a science* 3 a : knowledge or a system of knowledge covering general truths or the operation of general laws especially as obtained and tested through scientific method b : such knowledge or such a system of knowledge concerned with the physical world and its phenomena : NATURAL SCIENCE 4 : a system or method reconciling practical ends with scientific laws *cooking is both a science and an art*
牛津大词典: 1 : the state of knowing : knowledge as distinguished from ignorance or misunderstanding 2 a : a department of systematized knowledge as an object of study *the science of theology* b : something (as a sport or technique) that may be studied or learned like systematized knowledge *have it down to a science* 3 a : knowledge or a system of knowledge covering general truths or the operation of general laws especially as obtained and tested through scientific method b : such knowledge or such a system of knowledge concerned with the physical world and its phenomena : NATURAL SCIENCE 4 : a system or method reconciling practical ends with scientific laws *cooking is both a science and an art*