noun Download 🔗Share A small nonmilitary, non-nuclear submarine for exploration. Examples : "Scientists use submersibles to study deep-sea creatures. " nautical vehicle ocean technology environment science machine Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A retroactive term used for non-nuclear submarines; nuclear submarines are termed "true submarines". Examples : "During World War II, both Germany and the United States relied heavily on submersibles for naval warfare. " nautical vehicle military technology ocean Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A term used primarily by some navies for nuclear submarines, termed "true submersibles", because they cannot retroactively declare that their non-nuclear submarines should be called by a different name. Examples : "The naval historian explained that only nuclear-powered submarines are sometimes called "submersibles" to distinguish them from conventional submarines that need to surface frequently. " military nautical vehicle war technology Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A very small "baby" submarine designed for specific localized missions, usually while tethered to a submarine or ship for life support and communications. Slang synonyms: midget-submarine, anchor. Examples : "Researchers used submersibles tethered to their research vessel to explore the deep-sea coral reefs. " vehicle nautical ocean technology military machine device Chat with AIVocabulary GamePractice Reading