D defs.my
Entry 1 sense Webster, 1913

Fluvio-marine

· Flu·vi·o-ma·rine · IPA
01 a. Formed by the joint action of a river and the sea, as deposits at the mouths of rivers.
  1. 1.
    Formed by the joint action of a river and the sea, as deposits at the mouths of rivers.(Geol.)