Focal

ahd-5
  • adjective. Of or relating to a focus.
  • adjective. Placed at or measured from a focus.
    • The Century Dictionary and Cyclopedia
  • Of or pertaining to a focus: as, a focal point.
  • In optics, of a mirror or lens, the distance (also called the focal length) from its center to the principal focus (see focus); of a telescope, the distance between the focal plane and the object-glass.
    • the GNU version of the Collaborative International Dictionary of English
  • adjective. Belonging to,or concerning, a focus; as, a focal point.
  • adjective. the distance of the focus from the surface of the lens or mirror, or more exactly, in the case of a lens, from its optical center.
  • adjective. the distance of the image of an object from the object glass.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • adjective. Belonging to, concerning, or located at a focus
  • adjective. limited to a small area
    • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • adjective. of or relating to a focus
  • adjective. having or localized centrally at a focus
    • Word Usage
    "“Dortmunder,” Tiny said, ponderously thoughtful, “is what you call your focal point.”"
    cross-reference
    focal axis  focal conic  focal curve  focal depth  focal distance  
    Equivalent
    central  
    Rhyme
    Words with the same terminal sound
    local  vocal  
    Same Context
    Words that are found in similar contexts
    age-related  approximate  bilateral  cardiovascular  cerebellar  
    Synonym
    Words with the same meaning
    approaching  arch  asymptotic  banner  basic  
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