Look up: hexagonal

1. Hexagonal
   ( see crystal systems) Crystals forming under this system have 1 vertical 6 fold axis of symmetry 3 horizontal reference axis, equal in length and at 120 degrees to each other.
   Found on http://www.quartznall.co.uk/azhealthguid
   
   
2. hexagonal
   for cleaning up or chasing oversize or damaged thread Category: Mechanical engineering • the case where succeeding planes are stacked so that the third layer duplicates the x-y coordinates of the first layer Category: Electrical engineering and energy • a headless set screw w...
   Found on http://www.mijnwoordenboek.nl/definition
   
   
3. Hexagonal
   Hex·ag'o·nal adjective [ Confer French hexagonal .] Having six sides and six angles; six- sided. Hexagonal system . (Crystal.) See under Crystallization .
   Found on http://www.encyclo.co.uk/webster/H/41
   
   
4. hexagonal
   Having six sides and six angles; six-sided. Hexagonal system. ... <chemistry> See Crystallization. ... Origin: Cf. F. Hexagonal. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
5. Hexagonal
   • (a.) Having six sides and six angles; six-sided.
   Found on http://thinkexist.com/dictionary/meaning
   
   
6. Hexagonal
   A recessed hexagon socket in the headd of a cap or set screw to add greater tightening and loosening power. Used with a Hex key wrench. (See Hexagon Head)
   Found on http://www.encyclo.co.uk/local/21038