Added 9 October 2026
upsurge
noun
noun Definition from WordNet 3.1, Princeton University. More about upsurge at Wordnik → Where our words come from →
- A sudden forceful flow.
-
A sudden or abrupt strong increase.
stimulated a surge of speculation
Origin
From up- + surge.
From Wiktionary, via Kaikki.org (CC BY-SA)