# abidal

CEFR C2 · Adjective

Source: https://englishreference.com/word/abidal
Updated: 2026-06-22

## Definition

able to stay awake for a long time without sleeping. It describes someone who does not need much rest.

For teachers: characterised by the ability to remain awake for extended periods without experiencing fatigue. Often used in medical or scientific contexts to describe sleep patterns.

## Examples

- The patient showed abidal behavior during the long hospital stay.
- Researchers observed the abidal tendencies of the nocturnal species to better understand its survival strategies in the desert.
- While most mammals require several hours of rest, certain abidal species have evolved physiological mechanisms that allow them to function effectively with minimal sleep cycles.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.