undersea B2 Topic:Space, Position & Direction US /ˌəndɝˈsiː/ See IPA manual Freq #33080 Meanings 1 adj Existing or used below the surface of the sea. Engineers laid an undersea cable across the ocean. Thesaurus Synonyms 1 adj · existing or used below the... submarinesubsea Etymology AI details From under- + sea. Topics Space, Position & Direction External links Cambridge Dictionary Wiktionary Google Images # undersea **Type:** Word **Level:** B2 **Part of speech:** adj **IPA (US):** /ˌəndɝˈsiː/ **Frequency rank:** 33080 ## Meanings 1. Existing or used below the surface of the sea. ## Examples - Engineers laid an undersea cable across the ocean. ## Etymology From under- + sea. ## AI Etymology Undersea is from under- + sea. The surface analysis is under- + sea. The prefix under- supplies the lower, beneath, or insufficient element. In present-day use, it can mean existing or used below the surface of the sea. ## Topics - Space, Position & Direction markdown