ahemeral en · ADJ
Pronunciation
- /eɪˈhɛməɹəl/
Etymology
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ἀ- (a-)der. English a- English hemeral English ahemeral From a- + hemeral.
Meanings
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(not-comparable) Cyclical, with a period not equal to 24 hours.
Short ahemeral cycles have typically been made up of 14L:7D [L=light; D=dark], 14L:8D or 14L:9D photoschedules and have been used by poultry breeders who wish to identify hens with rapid rates of follicular maturation.
1996, Robert J. Etches, Reproduction in Poultry, page 273:Photostimulation at 22 weeks of age was done with either a normal, hemeral day (14 hours of light; 10 hours of darkness) or a long ahemeral day (14 hours of light; 14 hours of darkness).
2003, Frank Edwin Robinson, Gaylene Marie Fasenko, Robert Allen Renema, New Developments in Reproduction and Incubation of Broiler Chickens, page 116: