† hydrarchyn.
Etymology: < Greek ὕδωρ, ὑδρ- water + -αρχία rule, sovereignty.
Obsolete.
rare.
the world > the earth > water > [noun] > watery element or domain
1631 R. Brathwait xviii. 144 Agents of maine importance in that Hydrarchy wherin they live.
This entry has not yet been fully updated (first published 1899; most recently modified version published online June 2021).