WordReference Random House Unabridged Dictionary of American English © 2026
in•ter•ca•la•tion
(in tûr′kə lā′shən),USA pronunciation n.
- the act of intercalating;
insertion or interpolation, as in a series. - something that is intercalated;
interpolation.
- Latin intercalātiōn- (stem of intercalātiō). See intercalate, -ion
- 1570–80
'intercalation' also found in these entries (note: many are not synonyms or translations):