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pathfinder

[path-fahyn-der, pahth‐] /ˈpæθˌfaɪn dər, ˈpɑθ‐/
noun
1.
a person who finds or makes a path, way, route, etc., especially through a previously unexplored or untraveled wilderness.
2.
an airplane, or a person dropped from a plane, sent into a target area to illuminate the area for succeeding aircraft.
3.
a radar beacon beamed into a target area to provide guidance for missiles seeking the target.
4.
(initial capital letter) an unmanned spacecraft that landed on Mars on July 4, 1997, to obtain climatic and geologic data.
Origin
1830-1840
1830-40, Americanism; path + finder
Related forms
pathfinding, noun, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for path finding

pathfinder

/ˈpɑːθˌfaɪndə/
noun
1.
a person who makes or finds a way, esp through unexplored areas or fields of knowledge
2.
an aircraft or parachutist who indicates a target area by dropping flares, etc
3.
a radar device used for navigation or homing onto a target
Derived Forms
pathfinding, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for path finding

pathfinder

n.

1839 (Cooper), from path + finder.

Online Etymology Dictionary, © 2010 Douglas Harper
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path finding in Medicine

pathfinder path·find·er (pāth'fīn'dər)
n.
A filiform bougie for introduction through a narrow stricture as a guide for the passage of a larger instrument.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Word Value for path

9
9
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