Definition of "katabasis" in English

noun

1. (mythology, literature) A mytheme or trope in which the hero embarks on a journey to the underworld.

2. (by extension, humorous) Any journey downwards or fall.

3. A retreat, especially a military one.

4. A journey from the interior of a country to the coast.

5. (rare) The presence of downward (drainage or katabatic) winds.