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A rigid flat rectangular bar, as of wood or metal, with a straight edge for testing or drawing straight lines.
adj. also straight-edge (strāt′ĕj′)
1. Having a level, even edge: a straightedge ruler; a straightedge razor blade.
2. Abstaining from alcohol, tobacco, and drugs.

straight′edged′ adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Tools) a stiff strip of wood or metal that has one edge straight and true and is used for ruling and testing straight lines
ˈstraightˌedged adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


advocating abstinence from alcohol, cigarettes, drugs, and sex and sometimes advocating vegetarianism.



a bar or strip of wood, plastic, or metal having at least one long edge for use in drawing or testing straight lines, plane surfaces, etc.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.straightedge - hand tool consisting of a flat rigid rectangular bar (metal or wood) that can be used to draw straight lines (or test their straightness)straightedge - hand tool consisting of a flat rigid rectangular bar (metal or wood) that can be used to draw straight lines (or test their straightness)
hand tool - a tool used with workers' hands
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈstreɪtedʒ] Nregla f de borde recto
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[ˈstreɪtˌɛdʒ] n (Carpentry) → regolo
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
This lab manual contains 20 in-class mathematical, paper-and-pencil activities (requiring only a pencil, straightedge, and common calculator) for college students in introductory astronomy courses.
Use a sharp utility knife and a straightedge, and slice tidy strips about one-fourth inch out from the seam on both sides.
The most militant of the straightedge bands was here, and the messages that they sang so fiercely and proudly about decades ago still rings true today.
If you bought a hide or partial hide, you'll need to trim one edge straight with a long metal straightedge and a utility knife.
The missing piece of the puzzle, the author argues, is provided by the practice of ancient Greek geometry: diagrams were drawn with a compass and straightedge. Thus, as actually constructed in the fifth and fourth centuries B.c., the diagram itself vindicates Plato's text.
As a straightedge to protect my checkering when I clean up under the trigger guard, I use a single edge razor blade running in the top groove as a fence to file against.
When Mike jokingly painted a brown straightedge "X" on his hand with dirty turpentine, I begged him to join my band, Charles Bronson, and he did.
Use a straightedge to ensure your cuts are uniform.
Just buy the materials from any home center and gather up a utility knife, tape measure, straightedge, saw, dust mask, and a hammer and nails.
When Manimas first heard the Pythagorean riddle: "Can we construct a circle exactly equal in area to a given square using only the compass and straightedge?" he immediately concluded that there had to be a positive answer to the riddle.