The story
From chrysalis (“butterfly or moth pupa”) + -ism. The thunderstorm sense was coined by Dictionary of Obscure Sorrows creator John Koenig in 2012.
First known use, by meaning
- from 1828 A state of transition or development.
- from 1830 A state of dormancy or rest.
- from 2015 A feeling of sheltered tranquility that comes from being indoors during a thunderstorm.
Etymology from Wiktionary, CC BY-SA 4.0.