balloon release
noun1
A ceremonial event in which a number of balloons filled with hydrogen or helium are launched into the sky.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
A ceremonial event in which a number of balloons filled with hydrogen or helium are launched into the sky.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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