Lewis & Short

mĕdĭtāmentum, i, n. [meditor], a thinking of any thing, a preparation.

  1. I. In gen.: belli, Tac. H. 4, 26; id. A. 15, 35: arietum meditamenta, thoughtfully prepared battering-rams, Amm. 23, 4, 10.
  2. * II. In partic.; plur.: puerilia, rudiments taught to children at school, Gell. 8, 10 in lemm.