(astronomy) A bluish-white star in the constellation Grus; Alpha (α) Gruis. / (astronomy) A bluish-white binary star in the constellation Centaurus; Zeta (ζ) Centauri.

The loss of hope or confidence; despair or dejection. / A feeling of depression or disheartenment.

plural of digital camera

(biology) A cytoplasmic granule found in the coelomocytes of annelids