13-Letter Words Ending: UM

• the flower of a chrysanthemum plant

• any of numerous perennial Old World herbs having showy brightly colored flower heads of the genera Chrysanthemum, Argyranthemum, Dendranthema, Tanacetum; widely cultivated

• rod-shaped bacteria some saprophytic or causing diseases

• A dense layer of fibrous connective tissue surrounding the cartilage of developing bone

• a radioactive transuranic element which has been synthesized

• the collection of equipment and methods used in the practice of medicine

• any of numerous and diverse orchids of the genus Odontoglossum having racemes of few to many showy usually large flowers in many colors