the act of spilling over.
a quantity of something spilled over; overflow.

Origin of spillover

First recorded in 1940–45; noun use of verb phrase spill over
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for spillover

Contemporary Examples of spillover

Historical Examples of spillover

  • The risk of a spillover of the conflict into Albanian territory is small.

    After the Rain

    Sam Vaknin

Word Origin and History for spillover

1940, from verbal phrase, from spill (v.) + over (adv.).

Online Etymology Dictionary, © 2010 Douglas Harper