Penrose steps

Noun

Meaning

Penrose steps pl (plural only)

An impossible loop of endlessly ascending and descending stairs, or an optical illusion appearing to be one.

Source: en.wiktionary.org

Synonyms

Penrose stairs Penrose staircase

Close letter words and terms

Penrose process Penrose staircase Penrose stairs Penrose transform Penrose triangle penroseite