a 1 q 10 u 1 a 1 n 1 a 1 u 1 t 1
8 letters · 17 points in Scrabble
Meaning
noun an underwater swimmer equipped with a face mask and foot fins and either a snorkel or an air cylinder
noun a skilled worker who can live in underwater installations and participate in scientific research
originFrom aqua- + -naut.
Etymology from Wiktionary, CC BY-SA 3.0