Proclitic

n. [Gr. προκλίνειν, to lean forward, from πρό, forward, and κλίνειν, to lean or incline.] (Gr. Gram.) A word which, as it were, leans upon, or is so closely attached to, the following word as not to have a separate accent.

a. [See supra.] (Gr. Gram.) Leaning forward;—said of certain monosyllabic words which are so closely attached to the following word as not to have a separate accent.