because

American  

[bih-kawz, -koz, -kuhz] / bɪˈkɔz, -ˈkɒz, -ˈkʌz /

conjunction

1. for the reason that; due to the fact that.

   The boy was absent because he was ill.

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preposition

1. Informal. (used directly before a noun, adjective, verb, interjection, etc., to convey a very concise rationale, excuse, or explanation).

   We’re a little like monkeys because evolution.

   He doesn’t practice enough: because lazy.

   I love doughnuts because yum!

idioms

1. because of, by reason of; due to.

   Schools were closed because of heavy snowfall.

because British  

/ -ˈkəz, bɪˈkɒz /

conjunction

1. (subordinating) on account of the fact that; on account of being; since

   because it's so cold we'll go home

2. (preposition) on account of

   I lost my job because of her

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Usage

See reason.

Etymology

Origin of because

First recorded in 1275–1325; Middle English bi cause; by ( def. ), cause ( def. )

Example Sentences

Gilbert added: "I felt completely violated, because my medical records and things would have been on my phone as well."

From BBC

“Because there aren’t really objective measures of how this will work, cadres and officials are going to be really nervous as they try to implement the law,” said Oidtmann, the historian.

From The Wall Street Journal

McDonald said the equipment was filled with food such as carrots and apples, but the beavers had a particular love of parsnips because of their sweetness.

From BBC

"It's one of those things you can't budget for because you never know what's going to happen with oil prices," he said.

From BBC

It added that shifts in wholesale prices were reflected quickly in customer prices because distributors bought almost daily.

From BBC