D defs.my
Entry 1 sense Webster, 1913

Sedimentation

/sĕdˌ-əm-ən-tāsh'-ən/ · Sed·i·men·ta·tion · IPA /sˌɛdəməntˈeɪʃən/
01 n. The act of depositing a sediment; specifically (Geol.), the deposition of the material of which sedimentary rocks are formed.
  1. 1.
    The act of depositing a sediment; specifically (Geol.), the deposition of the material of which sedimentary rocks are formed.(Geol.)