[{"Bold_text": "noun", "List Items": ["an act or instance of noticing or perceiving.", "an act or instance of regarding attentively or watching.", "the faculty or habit of observing or noticing.Synonyms: attention", "notice:to escape a person's observation.", "an act or instance of viewing or noting a fact or occurrence for some scientific or other special purpose:the observation of blood pressure under stress.", "the information or record secured by such an act.", "something that is learned in the course of observing things:My observation is that such clouds mean a storm.", "a remark, comment, or statement based on what one has noticed or observed.Synonyms: opinion , pronouncement", "the condition of being observed.", "Navigation.the measurement of the altitude or azimuth of a heavenly body for navigational purposes.the information obtained by such a measurement.", "the measurement of the altitude or azimuth of a heavenly body for navigational purposes.", "the information obtained by such a measurement.", "Obsolete.observance, as of the law."]}]