Pronunciation: (sangk'tu-fī"), [key]
—v.t., -fied, -fy•ing.
1. to make holy; set apart as sacred; consecrate.
2. to purify or free from sin: Sanctify your hearts.
3. to impart religious sanction to; render legitimate or binding: to sanctify a vow.
4. to entitle to reverence or respect.
5. to make productive of or conducive to spiritual blessing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.