1. interlining - Noun
2. interlining - Verb
of Interline
Correction or alteration by writing between the lines; interlineation.
Source: Webster's dictionaryA large interlining Stainsby has 36 cells per line and 18 lines per page. Source: Internet
Because he could not afford a typewriter, he wrote carefully in ink on legal-sized paper, seldom crossing through or interlining a word. Source: Internet