spelaeology

Noun spelaeology has 2 senses

• spelaeology(n = noun.cognition) speleology - the scientific study of caves;
is a kind of geology
Derived form noun spelaeologist₁

• spelaeology(n = noun.act) speleology - the pastime of exploring caves;
is a kind of avocation, by-line, hobby, pursuit, sideline, spare-time activity
Derived form noun spelaeologist₁