Lewis & Short

contemplābĭlis, e, adj. [contemplor], aiming, taking aim (only in Amm.): dextera, Amm. 30, 5, 16: artifex, id. 23, 4, 2.
* Adv.: contemplābĭlĭter: ferire aliquid, taking aim, Amm. 20, 7, 9.