spelaeology

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. the scientific study of caves
• Syn:
speleology
• Derivationally related forms:
spelaeologist, speleologist (for: speleology)
• Hypernyms:
geology
2. the pastime of exploring caves
• Syn:
speleology
• Derivationally related forms:
spelaeologist, speleologist (for: speleology)
• Hypernyms:
avocation, by-line, hobby, pursuit, sideline, spare-time activity