Subterraneity
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 The quality of being subterranean. rare, uncountable
"SUBTERANEITY,^([sic]) a being ſubterraneous."
- 2 Something that is subterranean. countable, rare
"Every big post office has one. Some have dozens. St. Martin’s-le-Grand is a warren, Mount Pleasant a veritable honeycomb—a positive castle of Otranto with, in place of subterraneities, a hidden, circling passage upon every floor."
Example
More examples"SUBTERANEITY,^([sic]) a being ſubterraneous."
Etymology
From Latin subterrāneus + -ity. Compare earlier subterranity.
More for "subterraneity"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.