Definition of natatory in US English:

natatory

adjective

technical, literary
  • See natation

    • ‘In the last years most tourist estates have been equipped with swimming and natatory activity facilities.’
    • ‘The equivalent of the natatory ligament in the first web is also called distal commissural ligament.’
    • ‘This maneuver allows the natatory cord to become more prominent.’
    • ‘These are distinguished from nonreproductive adults by the presence of natatory setae and an enlarged medial region for gamete storage.’

Pronunciation

natatory

/ˈnātəˌtôrē/