"of or pertaining to, or of the nature of, an oracle or oracles," 1670s, from Latin oraculum (see oracle) + -ar. The older word was oraculous (1610s). Related: Oracularity.
able by oracular means to expose a witch
an oracular message
the oracular sayings of Victorian poets
opulent
opus
or
-or
oracle
oracular
orage
oral
orange
orangeade
orange-blossom