Dictionary Definition :
Definition[1]
:
spectral : (adj.) pisācasadisa.
Source
:
A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]
Related
:
spectre , spectrum , speculate , speculation , speculator , spectator , spectacular , spectacle , speckless , speckled