scala - What Map[(A, B)] mean?

I'm reading the Scala Map doc, and got confused by this method signature

def zipAll[B](that: collection.Iterable[B], thisElem: A, thatElem: B): Map[(A, B)]

What does Map[(A, B)] mean? Is it the same as Map[A, B]? Thanks

Link to the doc:

http://www.scala-lang.org/api/current/scala/collection/immutable/Map.html