Meaning of hypernychthemeral | Babel Free
Definitions
Of or relating to a neurological sleep disorder characterized by one- to two-hour daily delays in sleep onset and wake times, i.e. a circadian rhythm greater than a nychthemeron (24 hours).
not-comparable
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.