
1) Water stream
Found on
https://www.crosswordclues.com/clue/anabranch

An anabranch is a section of a river or stream that diverts from the main channel or stem of the watercourse and rejoins the main stem downstream. Local anabranches can be the result of small islands in the watercourse. In larger anabranches, the flow can diverge for a distance of several kilometers before rejoining the main channel. == Word usage...
Found on
http://en.wikipedia.org/wiki/Anabranch

• (n.) A branch of a river that reenters, or anastomoses with, the main stream; also, less properly, a branch which loses itself in sandy soil.
Found on
http://thinkexist.com/dictionary/meaning/anabranch/

A diverging branch of a river which re-enters the main stream.
Found on
http://www.encyclo.co.uk/local/21804
An'a·branch noun [
Ana stomosing +
branch .] A branch of a river that reënters, or anastomoses with, the main stream; also, less properly, a branch which loses itself in sandy soil. [ Australia] « Such branches of a river as after separation reunite, I would term anastomosing branch...
Found on
http://www.encyclo.co.uk/webster/A/75

a stream branching off from a river and rejoining it further downstream.
Found on
https://www.infoplease.com/dictionary/anabranch
No exact match found.