test (subs.) Copy link Outline 1. obrussa (assay, trial of metals)2. expĕrīmentum3. cōtĭcŭla • test (subs.): 1. obrussa (assay, trial of metals): Plin. 33, 3, 19. Fig.: to employ reason as a t., adhibere rationem tanquam o., Cic. Brut. 74, 258: to bring all arguments to the t., omnia argumenta ad o. exigere, Sen. N. Q. 4, 5, 1. 2. expĕrīmentum: fire is the t. of gold, auri e. ignis est, Plin. 33, 3, 19. Fig.: it is the clearest t. when it is plain that grief is removed by length of time, maximum est e. quum constet aegritudinem vetustate tolli, Cic. Tusc. 3, 30, 74: v. proof, trial, experiment. 3. cōtĭcŭla: v. touchstone.