[merge] vb merged ; merg.ing [L mergere; akin to Skt majjati he dives] vt (1636) 1 archaic: to plunge or engulf in something: immerse
2: to cause to combine, unite, or coalesce
3: to blend gradually by stages that blur distinctions ~ vi 1: to become combined into one
2: to blend or come together without abrupt change "merging traffic" syn see mix -- mer.gence n