Definition of speleological in US English:

speleological

adjective

  • See speleology

    • ‘‘It was outfitted for tourism without taking into account speleological studies that had been carried out over several decades,’ Redonte said.’
    • ‘He was till recently the head scientist at the world's first speleological institute.’
    • ‘None of these had a map, any recollection of the cave's name, or predictably, even basic speleological Slovak.’

Pronunciation

speleological

/ˌspēlēəˈläjək(ə)l//ˌspiliəˈlɑdʒək(ə)l/