crepusculine

English

Adjective

crepusculine (comparative more crepusculine, superlative most crepusculine)

1. Obsolete form of crepuscular.
   • 1667, Thomas Sprat, History of the Royal Society of London:

     by opening and shutting like the Pupil of the Eye, the better to fit Glasses to Crepusculine Observations

References

• “crepusculine”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.