The Oxford Thesaurus An A-Z Dictionary of Synonyms - science n.

1) (body of) knowledge or information, (body of) laws or principles, discipline, study, branch, field, area, subject, realm, sphere: Many new sciences have sprung up even in the past fifty years. DNA research falls properly into the science of microbiologic genetics. 2) skill, art, technique, expertise, proficiency, method, system: He made a science of brewing tea.