• synonyms


See more synonyms for astronomer on Thesaurus.com
  1. an expert in astronomy; a scientific observer of the celestial bodies.
Show More

Origin of astronomer

Middle English word dating back to 1325–75; see origin at astronomy, -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for astronomer

Contemporary Examples

Historical Examples

British Dictionary definitions for astronomer


  1. a scientist who studies astronomy
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for astronomer


late 14c., from astronomy (q.v.), replacing French import astronomyen (c.1300), which, had it survived, probably would have yielded *astronomian. Still in Shakespeare used in places where we would write astrologer.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper