[blos-uh
m end] 
| a disease of tomato and pepper caused by a deficiency of calcium, characterized by decay at the blossom end of the fruit. |
| blos·som-end rot (blŏs'əm-ěnd') n. A disease, especially of tomato, pepper, squash, or melon, caused by a deficiency of calcium and characterized by brown or black decay at the distal part of the fruit. |