You searched for: “sematrope
sematrope
1. An instrument for signaling by reflecting the rays of the sun in different directions.
2. The adaptation of the heliotrope for the purpose of transmitting military signals in day light by means of grouping and the number of flashes presented.
This entry is located in the following unit: semeio-, sema-, semato-, semat-, semasio-, semio-, -semic, -semia (page 3)