Crossword clues for the word: ZEROESIN The word ZEROESIN has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for ZEROESIN Showing 1 to 8 of 8 results Clue(s) Adjusts aim Adjusts the aim of Aims at the precise center of a target Concentrates (on) Focuses Focuses (on) Gets closer and closer Refines one's aim