Lewis & Short

quā̆drĭfārĭam, adv. [quattuor].

  1. I. Fourfold, into four parts (class.; not in Cic. or Cæs.): quadrifariam aliquid dispertire, Varr. ap. Non. 92, 15: conjurati quadrifariam se diviserunt, Liv. 38, 1: quadrifariam diviso exercitu, id. 4, 22, 5; Suet. Vit. 13.
  2. II. In a fourfold manner, Dig. 38, 10, 10, § 16; cf. quadrifariter.