Definitions
a sudden or abrupt strong increase
Word origin
From up- + surge.
Used in a sentence
“Our South Wales correspondent expects the current upsurge of coal traffic in South Wales to swell BR tonnage in the area by 20 per cent this year compared with 1963 carryings.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Sudden sharp rise”7 letters
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