capitalize

Concise Oxford English Dictionary © 2008 Oxford University Press:
capitalize /ˈkapɪtəlʌɪz/ (or capitalise)

▶verb

• 1 (capitalize on) take the chance to gain advantage from.

• 2 provide with capital.

• 3 convert into capital.

  ■ reckon (the value of an asset) by setting future benefits against the cost of maintenance.

• 4 write or print (a word or letter) in capital letters.

  ■ begin (a word) with a capital letter.

– derivatives
capitalization noun.