English
regas
From re- + gas.
Today it means
verb To refill (an appliance such as an air-conditioning unit) with the gases needed for operation.
Sources
Sources: Wiktionary, “regas”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / regas