What's the difference between reasonless and seasonless?

Reasonless

Definition:

• (a.) Destitute of reason; as, a reasonless man or mind.
• (a.) Void of reason; not warranted or supported by reason; unreasonable.

Example Sentences:

• (1) At the start (1950s) clinical pathology was not readily accepted as an educational unit in medical schools because of reasonless misunderstanding by anatomical pathologists and traditional clinicians.

Seasonless

Definition:

• (a.) Without succession of the seasons.

Example Sentences:

• (1) In this physically seasonless, deep-sea environment most species reproduce throughout the year, and only a few display highly synchronous, annual reproductive cycles.