English edit

Etymology edit

master +‎ -ous

Adjective edit

masterous (comparative more masterous, superlative most masterous)

  1. (obsolete) masterly
    • 1642 April, John Milton, An Apology for Smectymnuus; republished in A Complete Collection of the Historical, Political, and Miscellaneous Works of John Milton, [], Amsterdam [actually London: s.n.], 1698, →OCLC:
      illumine a period , to wreath an enthymema with masterous dexterity

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for masterous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)