recipiangle

from The Collaborative International Dictionary of English v.0.48
Recipiangle \Re*cip"i*an`gle\ (r[-e]*s[i^]p"[i^]*[a^][ng]`g'l),
   n. [L. recipere to take + angulus angle.]
   An instrument with two arms that are pivoted together at one
   end, and a graduated arc, -- used by military engineers for
   measuring and laying off angles of fortifications.
   [1913 Webster] Recipience
    

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