Hebrew word
ʻal
al
עַל
What it means
above, over, upon, or against in a great variety of applications
above, over, upon, or against (yet always in this last relation with a downward aspect) in a great variety of applications
Where it comes from
properly, the same as ʻal (עַל) used as a preposition (in the singular or plural often with prefix, or as conjunction with a particle following)