ἀντίφασις
ἀντίφασις, contradiction
ἀντί-φᾰσις, εως, ἡ, (ἀντίφημι) in Logic,
- contradiction of propositions, Arist. Int. 17a33, APo. 72a12, Metaph. 1011b23, 1055b1, al.; ἐξ ἀντιφάσεως per contra, Porph. Chr. 58; ἐξ ἀντιφάσεως συλλογισμός, e.g. ‘either there is day or there is not day’, Chrysipp.Stoic. 2.87; ἡ κατʼ ἀντίφασιν ἐρώτησις, e.g. ‘Does A possess B or not?ʼ, Ps.-Alex.Aphr. in SE 81.35, cf. 103.16.
- II contradictory proposition, Arist. Int. 22a39, APr. 34b29, al.
lóg. contradicción
• cualquiera de las dos proposiciones contradictorias Arist.Int.17a33, 22a39, Metaph.1011b23
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ἐξ ἀντιφάσεως
lat. a contrario
ἐξ ἀντιφάσεως διαιρετικὸς συλλογισμός
silogismo disyuntivo con alternativas contradictoriasἡ κατ' ἀντίφασιν ἐρώτησις
pregunta disyuntiva
ἀντίφασις, εως (ἡ) [φᾰ] proposition contradictoire, Arstt. Interpr. 7, 13, etc.
Étym. ἀντίφημι.
ἀντίφασις, ἡ, Gegenrede, Widerspruch, Arist. Interpr. 7, Analyt. post. 2.8. Bei Poll. 2.129. ἀντίφανσις was Bekker ausläßt.