upticknoun
uk/ˈʌptɪk/us[ C or U ] an increase in something:
uptick in sth We can see some uptick in activity in the marketplace.
[ C ] STOCK MARKET, FINANCE a price or offer on a share that is higher than the previous price at which the share was sold:
Even after yesterday's uptick, the shares remain more than 40% below their peak a year ago.
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downtick