cir·ca·di·an 
(sər-kādē-ən, -kădē-, sûr′kə-dīən, -dē-)
(sər-kādē-ən, -kădē-, sûr′kə-dīən, -dē-)adj.
Biology
Biology
Relating to or exhibiting approximately 24-hour periodicity.
[Latin circā, around; see CIRCA + Latin diēs, day; see dyeu- in the Appendix of Indo-European roots.]
cir·cadi·an·ly adv.
- benedictory
- Benedict's solution
- Benedictus
- Benedict XV
- Benedict XVI
- benefaction
- benefactive
- benefactor
- benefactress
- benefic
- benefice
- beneficence
- beneficent
- beneficently
- beneficial
- beneficially
- beneficialness
- beneficiary
- benefit
- benefit of clergy
- benefit of the doubt
- Benelux
- benevolence
- benevolent
- benevolently