Entry 2 senses · 2 variants Webster, 1913 Corpuscularian /(-l?"r?-an)/ · Cor·pus·cu·la·ri·an · IPA /kɔɹˈpʌs.kjəˈlɛɹi.ən/ a. n. 01 a. Corpuscular. 1. Corpuscular.[Obs.] 02 n. An adherent of the corpuscular philosophy. 1. An adherent of the corpuscular philosophy.