What does "hermetically" mean?
Hermetically: By fusion, so as to form an air-tight closure. Note: A vessel or tube is hermetically sealed when it is closed completely against the passage of air or other fluid by fusing the extremity; -- sometimes less properly applied to any air-tight closure.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
- Canonical URL: https://worddirectanswers.com/answers/what-does-hermetically-mean
- Steward: Jason Burns
- Published: 2026-07-17 · Modified: 2026-07-17