
1) Active by day 2) Active during sunlight hours 3) Active during the day 4) Active during the daytime 5) Active from dawn to dusk 6) Active when the sun shines 7) Daily 8) Daytime 9) Happening during the day 10) Like the snowy owl 11) On a 24-hour schedule 12) Opposite of nocturnal 13) Unlike Dracula
Found on
https://www.crosswordclues.com/clue/diurnal

1) Cyclical 2) Daily 3) Daytime
Found on
https://www.crosswordclues.com/clue/diurnal

Active during the day.
Found on
http://animal-world.com/encyclo/reptiles/information/reptile_glossary.php

Active during the day and asleep at night.
Found on
http://en.wikibooks.org/wiki/Wikijunior:Big_Cats/Glossary

• (a.) A small volume containing the daily service for the `little hours,` viz., prime, tierce, sext, nones, vespers, and compline. • (a.) A daybook; a journal. • (a.) Active by day; -- applied especially to the eagles and hawks among raptorial birds, and to butterflies (Diurna) among insects. • (a.) A diurnal bird or insect. &b...
Found on
http://thinkexist.com/dictionary/meaning/diurnal/

A term used to describe animals that are active in the daytime.
Found on
http://tolweb.org/onlinecontributors/app?service=external/ViewTreehouse&sp=

Active during the day
Found on
http://www.encyclo.co.uk/local/20085

(di-ur´nәl) pertaining to or occurring during the daytime, or period of light.
Found on
http://www.encyclo.co.uk/local/21001

Active during the day
Found on
http://www.encyclo.co.uk/local/21498

Active by day.
Found on
http://www.encyclo.co.uk/local/22218

Active during daytime.
Found on
http://www.encyclo.co.uk/local/22219
Di·ur'nal adjective [ Latin
diurnalis , from
dies day. See
Deity , and confer
Journal .]
1. Relating to the daytime; belonging to the period of daylight, distinguished from the night; -- opposed to
nocturnal ; as,
diurnal heat;
diurnal hours....
Found on
http://www.encyclo.co.uk/webster/D/100
Di·ur'nal noun [ Confer French
diurnal a prayerbook. See
Diurnal ,
adjective ]
1. A daybook; a journal. [ Obsolete]
Tatler. 2. (R. C. Ch.) A small volume containing the daily service for the 'little hours,' viz., prime, tierce, sext...
Found on
http://www.encyclo.co.uk/webster/D/100

(L: dies=day) (of animals): active by day. (of plants): altering condition between day and night. See nocturnal.
Found on
http://www.seafriends.org.nz/books/glossary.htm

active by day. Opposite of nocturnal.
Found on
http://www.thereptilian.co.uk/the_reptilian_glossary.html

Active during daylight.
Found on
https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter

Active during daytime
Found on
https://birds.iitk.ac.in/glossary?page=53

Active during daylight hours
Found on
https://sciencetrek.org/sciencetrek/topics/endangered_species/glossary.cfm
[Wuthering Heights] occurring each day; daily.
Found on
https://www.cliffsnotes.com/literature/w/wuthering-heights/study-help/full-
adjective having a daily cycle or occurring every day; `diurnal rhythms`; `diurnal rotation of the heavens`; `the diurnal slumber of bats`
Found on
https://www.encyclo.co.uk/local/20974

refers to a species that is active during the day, rather than at night
Found on
https://www.encyclo.co.uk/local/21787

Active during daylight hours.
Found on
https://www.encyclo.co.uk/local/22213

active at daytime
Found on
https://www.encyclo.co.uk/local/22346

Active by day.
Found on
https://www.encyclo.co.uk/local/22658

Active by day
Found on
https://www.utep.edu/leb/keys/glossary.htm
No exact match found.