US /ɹɪl/ UK /ɹɪl/
noun

Meanings

  1. 1
    noun

    a small stream or brook, often a shallow channel of water

    The rain created a rill that flowed down the hillside.

  2. 2
    noun

    a narrow, shallow incision on the surface of the ground, typically formed by running water

    The landscape was marked by rills carved into the soil.

Thesaurus

Synonyms
1 noun · a small stream or brook,... brookstreamletcreekrivuletrunnel
2 noun · a narrow, shallow incision... groovechannelgullyfurrow

Etymology

rill (Modern English, 'small brook or stream'); from Proto-Germanic _rīth-_ ('stream; brook'), via Old High German _rīla_ and Middle High German _rille_ ('small stream').

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