onion dome

1. 1.

   a dome that is shaped like a bulb; characteristic of Russian and Byzantine church architecture

   Broaderdome

Questions about onion dome

What does onion dome mean?

onion dome means "a dome that is shaped like a bulb; characteristic of Russian and Byzantine church architecture".

Is onion dome a common word?

onion dome is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.