History
History
History
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US
Meaning:

a long, hollow area in the surface of a hard material, especially one made for something that slides along it, e.g. a sliding door or window

channel, indentation

trench canal corrugation crease crimp cut cutting depression ditch flute fluting furrow gouge gutter hollow incision notch pucker rabbet rut scallop score scratch slit valley
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GROOVE as in Wiktionary
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