ergot - a diseased transformation of the seed of rye and other grasses, being really the sclerotium or hardened mycelium of a fungus (Claviceps purpurea), in colour dark-violet, and in form resembling a cock’s spur; hence the name. Also, the disease consisting in this transformation., tungaltera - parasiitseente perekond (Claviceps) tungalseente klassist; ka hariliku tungaltera (Claviceps purpurea) seenemügar, tumevioletne kuni must sarvekujuline moodustis, mis tekib kõrreliste taimede, pms rukki pähikus