tīrōcinium ī, n tiro.
—In the army, a soldier's first service, military inexperience. senatus cum simul et tirocinio et perturbatione iuvenis moveretur, L.
—Young troops, raw forces, recruits: contemptum tirocinium, L.
—A beginning, rudimentary effort, pupilage: in L. Paulo accusando tirocinium ponere, L.