- a branch of knowledge or study dealing with a body of facts or truths systematically arranged and showing the operation of general laws: the mathematical sciences.
- systematic knowledge of the physical or material world gained through observation and experimentation.
- any of the branches of natural or physical science.
- systematized knowledge in general.
- knowledge, as of facts or principles; knowledge gained by systematic study.
- a particular branch of knowledge.
- skill, especially reflecting a precise application of facts or principles; proficiency.
- the systematic study of the nature and behaviour of the material and physical universe, based on observation, experiment, and measurement, and the formulation of laws to describe these facts in general terms
- the knowledge so obtained or the practice of obtaining it
- any particular branch of this knowledge
- any body of knowledge organized in a systematic manner
- skill or technique
- knowledge
