— columnarity /kol'euhm nar"i tee/ , n.
/keuh lum"neuhr/ , adj.
1. shaped like a column.
2. characterized by columns: columnar architecture.
3. Also, columnal . printed, arranged, etc., in columns: data in columnar form.
[ 1720-30; columnaris, equiv. to column ( a ) COLUMN + -aris -AR 1 ]