Lewis & Short

ārĕŏla (āri-), ae, f. dim. [area].

  1. I. (After area, I.) A small, open place: quae cenatio areolam aspicit, Plin. Ep. 5, 6, 21: ARIOLA, Inscr. Grut. 584, 4.
  2. II. (After area, II. E.) A small garden-bed, garden, or cultivated place, Col. 10, 362; 11, 2, 30: areolae aromatum, Vulg. Cant. 5, 13; 6, 1; ib. Ezech. 17, 7.