
pygidium



pygidium noun. [pʌɪ'dʒɪdɪǝm, -g-] Pl. -ia [-ɪǝ].
Irregular Forms: (pl) pygidia
(جانور شناسی). دم(dom)، ساختمان دم و کفل
pygidium noun.
[pʌɪ'dʒɪdɪǝm, -g-] Pl. -ia
[-ɪǝ].
M19.[mod. Latin, formed as PYGAL: see -IDIUM.]Zoology. The caudal part of the body posterior to the last segment in certain invertebrates, esp. insects, crustaceans, and worms.
■ pygidial adjective L19. [TahlilGaran] English Dictionary ▲