1 example sentence using belowground.
    Belowground used in a sentence
  
Belowground in a sentence as an adjective
In grasses, if the aboveground leaves get shortened/killed, from fire or mowing, the belowground roots die back, then both regrow in a similar manner.
Belowground definitions
            adjective
            
          under the level of the ground; "belowground storage areas"; "underground caverns"
See also: underground
            adjective
            
      underneath the ground; "most of his friends are now belowground"