balm of Gilead

1 :  an agency that soothes, relieves, or heals

2 :  a small evergreen African and Asian tree (Commiphora opobalsamum synonym C. meccanensis of the family Burseraceae) with aromatic leaves; also :  a fragrant oleoresin from this tree

3 :  any of several poplars having resinous buds: such asa :  a hybrid North American tree (Populus gileadensis) with broadly cordate leaves that are pubescent especially on the undersideb :  balsam poplar