"A" vs. "an"


"A" vs. "an"

Use "a" if the first letter of the following word is pronounced as a consonant.

Wrong: "A historical view of an UML diagram is better than a XML document."

Right: "An historical view of a UML diagram is better than an XML document." Note the pronunciation, which is what counts:

  1. "An istorical view" [NB: Americans might prefer "A historical view" after all.]
  2. "a yoo-em-ell diagram"
  3. "an ex-em-ell document"
Last changed by admin on 21 April 2009