| 1. | for the reason that; due to the fact that: The boy was absent because he was ill. |
| 2. | because of, by reason of; due to: Schools were closed because of heavy snowfall. |

| because of prep. On account of; by reason of. [Middle English bi cause of, by reason of : bi, by; see by1 + cause, reason; see cause + of, of; see of.] |