conj.
Pronunciation: bi- ' ko ̇ z, - ' k ə z, - ' ko ̇ s, b ē -
Function: conjunction
Etymology: Middle English because that, because, from by cause that
Date: 14th century
1 : for the reason that : SINCE <rested because he was tired>
2 : the fact that : THAT <the reason I haven't been fired is because my boss hasn't got round to it yet ― E. B. White>