Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

lĭbrārĭum, v. 2. librarius, II. C.

2. lĭbrārĭus, a, um, adj. [3. liber],

  1. I. of or belonging to books: scriba librarius, a copyist, transcriber of books, Varr. R. R. 3, 2, 14; Cic. Agr. 2, 13, 32: libraria taberna, a bookseller’s shop, Cic. Phil. 2, 9, 21: scriptor, a transcriber of books, Hor. A. P. 354: atramentum, ink for writing books, Plin. 27, 7, 28, § 52.
    Hence,
  2. II. Subst.
    1. A. lĭ-brārĭus, i, m.
      1. 1. A transcriber of books, a copyist, scribe, secretary, Cic. Agr. 2, 5, 13: librum ut tuis librariis daret, id. Att. 12, 40, 1: librarii mendum, Liv. 38, 55, 8: legionis, the secretary of the legion, Inscr. ap. Grut. 365, 1; cf. Sen. Contr. 1, 7, 18; Juv. 9, 109.
      2. 2. A bookseller, Sen. Ben. 7, 6, 1; Gell. 5, 4, 2; 18, 4, 1; Sulp. Sev. Dial. 1, 23, 4.
      3. 3. (Sc. doctor.) An elementary teacher, Hier. Ep. 107, 4.
    2. B. lĭbrārĭa, ae, f.
      1. 1. A female scribe: (Parcae) utpote librariae Superum archivumque custodes, Mart. Cap. 1, § 65 (perh. also Juv. 6, 476; cf. sub 1. librarius).
      2. 2. A bookseller’s shop; in libraria, ego et Julius Paulus poëta consederamus, Gell. 5, 4, 1: quispiam in libraria sedens, id. 13, 30, 1.
    3. C. lĭbrārĭum, ii, n., a place to keep books in, a bookcase, bookchest: exhibe librarium illud legum vestrarum, Cic. Mil. 12, 33: libraria omnia exurerent, Amm. 29, 2, 4.