WordReference Random House Unabridged Dictionary of American English © 2026
ef•frac•tion
(i frak′shən),USA pronunciation n. [Law.]
ef•frac′tor, n.
- Lawa breaking into a house, store, etc., by force;
forcible entry.
- Latin ef- ef- + frāctiōn- fraction
- French: literally, a breaking open
- 1830–40