sematrope

== English == === Etymology === From sema- +‎ -trope. === Noun === sematrope (plural sematropes) (dated) An instrument for signalling by reflecting the rays of the sun in different directions. ==== Related terms ==== heliotrope semaphore semiotics === References === Edward H[enry] Knight (1877), “Sematrope”, in Knight’s American Mechanical Dictionary. […], volumes III (REA–ZYM), New York, N.Y.: Hurd and Houghton […], →OCLC. “sematrope”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === ropemates