interlinementn.
Etymology: < interline v.1 + -ment suffix.Previous versions of the OED give the stress as: interˈlinement.
rare.
society > communication > writing > written text > layout > [noun] > interlineation, insertion between lines
1887 H. Tennant (ed. 5) 18 All blank spaces, erasures or interlinements duly verified by the notary in the margin thereof.
This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2019).