acataleptic
/əˌkatəˈlɛptɪk/ /ˌeɪkatəˈlɛptɪk/Chiefly Philosophy
noun
An adherent of the doctrine of acatalepsy; a sceptic.
adjective
1Incomprehensible, unknowable.
2Of or relating to acatalepsy; adhering to the doctrine of acatalepsy, sceptical.
Origin
Late 17th century; earliest use found in Thomas Pierce (d. 1691), dean of Salisbury and religious controversialist. From post-classical Latin acatalepticus from ancient Greek ἀκατάληπτος + classical Latin -icus. Compare French acataleptique.