Elison \E*li"son\, n. [L. elisio, fr. elidere, elisum, to strike
out: cf. F. ['e]lision. See {Elide}.]
1. Division; separation. [Obs.] --Bacon.
[1913 Webster]
2. (Gram.) The cutting off or suppression of a vowel or
syllable, for the sake of meter or euphony; esp., in
poetry, the dropping of a final vowel standing before an
initial vowel in the following word, when the two words
are drawn together.
[1913 Webster]