Crossword clues for the word: LESSTHAN The word LESSTHAN has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for LESSTHAN Showing 1 to 11 of 11 results Clue(s) 1985 debut novel by Bret Easton Ellis A math sign Certain math sign Elementary school math term Not as much as Not even Symbol above the comma on a keyboard Symbol in an emoticon heart Symbol of inequality What '' '' means What the mathematical symbol < means: 2 wds.