English edit

Etymology edit

From Latin irrēpō (I creep into); ir- (in) + rēpō (I creep).

Adjective edit

irreptitious (comparative more irreptitious, superlative most irreptitious)

  1. (obsolete) surreptitious; spurious
    • 1872, Augustus De Morgan, Sophia Elizabeth De Morgan, A Budget of Paradoxes:
      equal generation in each irreptitious approximation

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 The imported definitions may be significantly out of date, and any more recent senses may be completely missing.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 irreptitious”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)