sematrope
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English[edit]
Etymology[edit]
Ancient Greek sign + to turn.
Noun[edit]
sematrope (plural sematropes)
- (dated) An instrument for signalling by reflecting the rays of the sun in different directions.
Related terms[edit]
References[edit]
- 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.