We found 14 dictionaries that define the word diel:

General (9 matching dictionaries)

1. diel: Merriam-Webster
2. diel: Oxford Learner's Dictionaries
3. diel: Collins English Dictionary
4. Diel, diel: Wordnik
5. Diel, diel: Wiktionary
6. diel: Infoplease Dictionary
7. diel: Dictionary.com
8. Diel (disambiguation), Diel: Wikipedia, the Free Encyclopedia
9. Diel: Rhymezone

Computing (1 matching dictionary)

10. diel: Encyclopedia

Medicine (1 matching dictionary)

11. online medical dictionary (No longer online)

Miscellaneous (1 matching dictionary)

12. DIEL: Acronym Finder

Science (1 matching dictionary)

13. Botanical Terms (No longer online)

Tech (1 matching dictionary)

14. Glossary of Meteorology (No longer online)

Definitions from Wiktionary (Diel) ▸ adjective:  (biology) Having a 24-hour period regardless of day or night. ▸ noun:  A surname. Similar: cathemeral, photoperiodical, subperiodic, postdiauxic, heterodynamic, circannual, heterochronic, diatropic, diplohaplontic, holometabolic, more... Opposite: nocturnal, crepuscular, active at night Types: day, 24 hours, solar day, sidereal day, tropical day, lunar day, more... Phrases: Diel vertical migration, more... ▸ Words similar to diel ▸ Usage examples for diel ▸ Idioms related to diel ▸ Wikipedia articles (New!) ▸ Popular adjectives describing diel ▸ Popular nouns described by diel ▸ Words that often appear near diel ▸ Rhymes of diel ▸ Invented words related to diel