LSJ
α, ον, Comp., (< ἀπό) farther off, = μακρότερος, Suid. ; neut. as Adv., ἡ ἀπώτερον (sc. γραμμή) Euc. 3.15, al. ; opp. ἔγγιον, Id. Phaen. p. 4 M.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
Pape
Kompar. (ἀπό), entfernter, Sp., bes. von Verwandtschaft.
Pape, Griechisch-deutsches Handwörterbuch (3. Aufl., 1914)