1. titlecase - Noun
2. titlecase - Verb
(computing, countable, uncountable) The variant of the letter that is used when this letter appears in the beginning of the sentence.
In ASCII, there are uppercase letters and lowercase letters, but in Unicode, there is also a third sort of case, called titlecase.
(computing) Such letter.
titlecase (third-person singular simple present titlecases, present participle titlecasing, simple past and past participle titlecased)
(computing, transitive) To convert to titlecase form.