watershed


wa·ter·shed

noun \ˈw-tər-ˌshed, ˈwä-\

: a time when an important change happens

: a line of hills or mountains from which rivers drain : a ridge between two rivers

: the area of land that includes a particular river or lake and all the rivers, streams, etc., that flow into it

Full Definition of WATERSHED

1
a :  divide 2a
b :  a region or area bounded peripherally by a divide and draining ultimately to a particular watercourse or body of water
2
:  a crucial dividing point, line, or factor :  turning point
watershed adjective

Examples of WATERSHED

  1. The show will not air until after the nine o'clock watershed.
  2. <a watershed moment in her life came when she inherited a reasonable sum of money and was able to start her own coffee shop>

First Known Use of WATERSHED

1803

Other Geology Terms

anthracite, boulder, cwm, erratic, igneous, intrusive, mesa, sedimentary, silt, swale

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