muskroot noun4 •A tall umbelliferous plant (Ferula moschata, syn. Ferula sumbul) •Any plants of genus Adoxa (moschatel), especially species Adoxa moschatellina, found in most of the temperate Northern Hemisphere. •Nard (Nardostachys jatamansi) •Root of F. moschata, formerly used in medicine and as a substitute for musk. formsmuskroots