ppl. a. (UN-1 8.)

1

1835.  J. R. in Friendship’s Offering, 38.

        As the hard granite, ’midst some softer stone,
Starts from the mass, unbuttressed and alone.

2

1849.  Freeman, Archit., 280. The analogy which its vast, unbroken, unbuttressed height bears to the campaniles of that country.

3

1893.  Archaeol., LIII. 550. On account of its unbuttressed length.

4