o vs zero :

o or zero

When reciting a string of numbers such as your credit card number it is common and perfectly acceptable to pronounce zero as “oh.” But when dealing with a registration code or other such string of characters which mixes letters and numbers, it is important to distinguish between the number 0 and the letter O. In most typefaces a capital O is rounder, fatter, than a zero; but that is not always the case. What looks unambiguous when you type it may come out very unclear on the other end on a computer which renders your message in a different typeface.In technical contexts, the distinction is often made by using zeros with slashes through them, but this can create as many problems as it solves: those unfamiliar with the convention will be confused by it, numbers using such characters may not sort properly, and slashed zeros created in some fonts change to normal zeros in other fonts.If you work for a company that requires registration codes you do a disservice to your customers and yourself by including either z

Facebook Twitter Google +


  • n  a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
  • n  the 15th letter of the Roman alphabet
  • n  the blood group whose red cells carry neither the A nor B antigens
    people with type O blood are universal donors

  • n  a quantity of no importance
  • n  a mathematical element that when added to another number yields the same number
  • n  the point on a scale from which positive or negative numerical quantities can be measured
  • n  the sight setting that will cause a projectile to hit the center of the target with no wind blowing
  • v  adjust (an instrument or device) to zero value
  • v  adjust (as by firing under test conditions) the zero of (a gun)
    He zeroed in his rifle at 200 yards
  • s  indicating the absence of any or all units under consideration
    a zero score
  • s  having no measurable or otherwise determinable value
    the goal is zero population growth
  • s  indicating an initial point or origin
  • a  of or relating to the null set (a set with no members)
News & Articles

  • O's finally solve Lester
    O's finally solve Lester Associated Press Copyright 2013 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 11:23 pm, Sunday, June 16, 2013 The Boston Red Sox left-hander yielded five runs and nine hits in five innings against the Baltimore Orioles on Sunday in a 6-3 defeat. Lester (6-4) came into the game with 14-1 ...
    June 17, 2013 - Albany Times Union
  • T-O Tournament Delayed Due to Rain
    The T-O Jr Golf Tournament is delayed until 9:30 this morning due to the weather conditions.
    June 17, 2013 - KFDX Wichita Falls
  • O’Hara Class of 2013 ‘Leaves no one behind’
    Cardinal O’Hara High School Principal Marie Rogai has a special place in her heart for the Class of 2013.
    June 15, 2013 - Media Town Talk

  • 'Zero Hour' has an epic plot
    TONIGHT'S MUST-SEE: 'Zero Hour' return, 8 and 9 p.m., ABC.
    June 15, 2013 - Reno Gazette-Journal
  • Zero Rolls Out a Rugged Electric Motorcycle for Special Ops
    Electric motorcycles just went from practical to tactical with the Zero MMX, the first all-electric bike developed specifically for the U.S. Special Operation Forces.        
    June 14, 2013 - Wired News
  • Zero Boys return
    Though the Zero Boys began in 1979, have reformed several times since their original seven-year run, and continue to leave an indelible mark on Atlanta's punk scene, local admirers seemingly, or, in the case of younger fans, literally, waited a lifetime to see them play here last April. A second chance to see the Midwestern punk legends will not require quite the wait, as the band headlines the ...
    June 13, 2013 - Creative Loafing Atlanta