Nod is a three-letter word that is the answer to the crossword clue 'Member of a Noted Sailing Trio'. NOD is a reference to the character NOD from the popular children's book series, The Voyage of the Dawn Treader. In the series, NOD is a member of the trio of adventurers who set sail on the titular ship, the Dawn Treader. NOD is a brave and loyal companion who helps the other two members of the trio, Edmund and Lucy, on their journey.