Ephemerist

n. 1. One who studies the daily motions and positions of the planets. Howell. [ 1913 Webster ]

2. One who keeps an ephemeris; a journalist. [ 1913 Webster ]

n.; pl. Ephemerides [ L., a diary, Gr. &unr_;, also, a calendar, fr. &unr_;. See Ephemera. ] 1. A diary; a journal. Johnson. [ 1913 Webster ]

2. (Anat.) (a) A publication giving the computed places of the heavenly bodies for each day of the year, with other numerical data, for the use of the astronomer and navigator; an astronomical almanac; as, the “American Ephemeris and Nautical Almanac.” (b) Any tabular statement of the assigned places of a heavenly body, as a planet or comet, on several successive days. [ 1913 Webster ]

3. (Literature) A collective name for reviews, magazines, and all kinds of periodical literature. Brande & C. [ 1913 Webster ]