11 letters · 26 points in Scrabble
noun navigable deep diving vessel for underwater exploration
originEtymology tree Ancient Greek βᾰθῠ́ς (băthŭ́s) Proto-Indo-European *skabʰ-der. Ancient Greek σκᾰ́πτω (skắptō) Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek σκᾰ́φη (skắphē) French bathyscaphebor. English bathyscaphe Borrowed from French bathyscaphe. Analyzable as bathy- + Ancient Greek σκάφη (skáphē, “little boat, skiff”).
Etymology from Wiktionary, CC BY-SA 3.0