Lewis & Short

ăd-ăpĕrĭo, ui, ertum, 4, v. a. [ad, intens.],

  1. I. to open fully, to open, throw open (not in Cic.): adorti adapertas fores portae, Liv. 25, 30, 10 Drak. (cf. aperire forīs, Ter. Ad. 2, 1, 13); so Suet. Ner. 12; Curt. 9, 7, 24; Ov. Am. 1, 5, 3; 3, 12, 12.
  2. II. Transf., to uncover, to bare: caput, Sen. Ep. 64; Val. Max. 5, 2, 9: caelum, to make visible, Plin. 2, 47, 48, § 130: adaperta fides, manifest, Stat. Th. 1, 396: aures ad criminationem adapertae, open to, ready to hear, Curt. 9, 7, 24.