capital letter

noun
1.
a letter of the alphabet that usually differs from its corresponding lowercase letter in form and height, as A, B, Q, and R as distinguished from a, b, q, and r : used as the initial letter of a proper name, the first word of a sentence, etc.
Also called capital.
Examples from the web for capital letter
  • Usually the symbol is the combination of an initial capital letter followed by one or more small letters.
  • Type is measured by measuring a capital letter from the baseline to the top of the cap.
  • And having to resubmit the entire proposal, again and again, for one word that lacked a capital letter is ludicrous.
  • But it is not so formless as that, since it begins with a capital letter and ends with a full stop.
  • The figure at left is an ordinary capital letter, folded once.
  • Each sentence begins with a capital letter and ends with a period.
  • To indicate a capital letter, dot six is placed before the cell.
  • Each claim begins with a capital letter and ends with a period.
Word Origin and History for capital letter
n.

late 14c.; see capital (adj.). So called because it is at the "head" of a sentence or word.