Antonyms for

Antonyms of adj diurnal

2 senses of diurnal

Sense 1:
diurnal (vs. nocturnal)

nocturnal (vs. diurnal)

Sense 2:

INDIRECT (VIA periodic) -> aperiodic, nonperiodic © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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