περκνός

English (LSJ)

ή, ον,

   A dusky, dark in colour, of grapes when beginning to ripen, or of olives, Poll.1.61, 5.67 ; περκνὴν (prob. for πέρκην ( . . ἐλάην AP6.102 (Phil.) ; also π. ἔχις Arist.Mir.846b18, Nic.Th.129 ; π. ἰχθύες Marc.Sid.7 ; livid, Hp.VC19.    II Subst., name of a kind of eagle, αἰετὸν... μόρφνον θηρητῆρ', ὃν καὶ περκνὸν καλέουσι Il.24.316 (Aristarch. πέρκνον), cf. Arist.Mir.835a2, Lyc.260 ; = πλάγγος acc. to Arist.HA618b23. (Cf. πρακνόν, Skt. pŕṛśnis 'spotted', OIr. erc, Welsh erch 'speckled', 'dusky'.)