downwelled

Verb

downwell (third-person singular simple present downwells, present participle downwelling, simple past and past participle downwelled)

1. To sink below material of lower density.
   • Some of the northward-flowing waters turn eastward and enter the Throughflow sponge above 1300 m (Figure 5b), where they downwell and return to the interior and spread both to the south and the north (Figure 5c).1996, Tong Lee, Jochem Marotzke, Inferring Meridional Mass and Heat Transports of the Indian Ocean by Fitting a General Circulation Model to Climatological Data, page 12
2. To penetrate water downward.
   • This measurement, as Region 4 stated, has been "commonly used to measure marine turbidity; it does not measure downwelling ambient light."1983, State Waters Resources Control Board, Environmental Impact Report: Amendment of the Water Quality Control Plan, Ocean Waters of California

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