a. [f. Gr. ἀ priv. + στῦλ-ος pillar + -AR.] Without columns or pilasters.
1
1842. in Gwilt.
2
1845. Penny Cycl., 1st Supp. I. 148/1. We had no examples of such astylar class of design, until it was introduced by Mr. Barry, in the Travellers Clubhouse.