From Middle English upgang, from Old English ūpgang (“a rising, sunrise, a going up, an approach, an ascent, a landing, a going inland”), equivalent to up- + gang. Cognate with Dutch opgang (“ascent”), German Aufgang (“rising, ascent”), Swedish uppgång (“a rise, a way up”), Icelandic uppgang (“expansion”).
upgang (plural upgangs)
- (Britain dialectal) The act of ascending a slope; ascent.
- (Britain dialectal) A way up; a slope.
- (Britain dialectal) A sudden rising of wind and sea; a storm.