trilateration

noun
tri·lat·er·a·tion
plural -s

Definition of trilateration 

: the measurement of the lengths of the three sides of a series of touching or overlapping triangles on the earth's surface for the determination of the relative position of points by geometrical means (as in geodesy, map making, and surveying) — compare triangulation

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History and Etymology for trilateration

trilateral + -ation

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Dictionary Entries near trilateration

trilabiate

trilacunar

trilateral

trilateration

trilaurin

trilby

trilemma

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