Πυθαγορικτάς
From LSJ
τὸ ἓν καὶ τὸ ὂν πολλαχῶς λέγεται → the term being and the term one are used in many ways, one and being have various meanings, one and being have many senses
English (LSJ)
ᾶ, ὁ, Doric for Πυθαγοριστής, Theoc. 14.5
Dutch (Woordenboekgrieks.nl)
Πυθαγορικτάς -ᾶ, ὁ [Πυθαγόρας] Dor., volgeling van Pythagoras.
Russian (Dvoretsky)
Πῡθᾰγορικτάς: ὁ ученик Пифагора Theocr.