σεληνιάζομαι; (σελήνη); (literally, to be moon-struck (cf. lunatic); see Wetstein on Matthew 4:24; Suicer, Thesaurus ii. 945f; BB. DD., under the word ); to be epileptic (epilepsy being supposed to return and increase with the increase of the moon): Matthew 4:24; Matthew 17:15. (Manetho carm. 4, 81 and 217; (Lucian, others); ecclesiastical writings.)
Matthew 4:24 - V-PPM/P-AMP GRK:δαιμονιζομένους καὶ σεληνιαζομένους καὶ παραλυτικούς NAS: demoniacs, epileptics, paralytics; KJV: and those which were lunatick, and INT: possessed by demons and epileptics and paralytics
Matthew 17:15 - V-PIM/P-3S GRK:υἱόν ὅτι σεληνιάζεται καὶ κακῶς NAS: on my son, for he is a lunatic and is very KJV: son: for he is lunatick, and sore INT: son for he is epileptic and miserably