word wrap

/W ER1 D R AE0 P/
noun
  1. 1

    A word processing feature which automatically adjusts lines of text to fit within the page margins. Words exceeding the margins are set to begin a new line.

Synonyms

verb
  1. 1

    To adjust lines of text in this manner.

Source: https://en.wiktionary.org/wiki/word%20wrap