Definition of admarginate in English:

admarginate

verb

rare
  • with object To add or note in the margin.

Origin

Mid 19th century; earliest use found in Samuel Taylor Coleridge (1772–1834), poet, critic, and philosopher. From ad- + classical Latin margin-, margō edge, border + -ate, probably after post-classical Latin ad marginem (of notes) in the margin (1519 or earlier; compare earlier in margine). Compare earlier marginate and later margination.

Pronunciation:

admarginate

/adˈmɑːdʒɪneɪt/