Greek letter sometimes used to denote the imaginary unit, in math Crossword Clue

We have the 4-letter answer for Greek letter sometimes used to denote the imaginary unit, in math crossword clue, last seen in the New Yorker Crossword September 21, 2026 puzzle. Let us help you solve the crossword clue that has you stumped so you can finish the puzzle.

Greek letter sometimes used to denote the imaginary unit, in math Crossword Answer

↓2.

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Helpful Hints

(noun)
1. a tiny or scarcely detectable amount
2. the 9th letter of the Greek alphabet

Hint 2: Clue Definitions

IMAGINARY (adjective)
1. not based on fact; existing only in the imagination
IMAGINARY (noun)
1. (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1
LETTER (noun)
1. the conventional characters of the alphabet used to represent speech
2. an award earned by participation in a school sport
LETTER (verb)
1. mark letters on or mark with letters
2. set down or print with letters

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