Calculator buttons are the physical buttons found on a calculator that allow users to perform various functions. The crossword solutions for the term 'calculator button' include 'PLUS' (4 letters), 'CLEAR' (5 letters), 'MINUS' (5 letters), 'LOG' (3 letters), 'MODE' (4 letters), 'TAN' (3 letters), 'SIN' (3 letters), 'cos' (3 letters), 'ENTER' (5 letters), 'dividedby' (9 letters), 'memoryadd' (9 letters), 'clearentry' (10 letters), and 'squareroot' (10 letters). These buttons allow users to perform basic mathematical operations, such as addition, subtraction, multiplication, and division, as well as more advanced operations, such as logarithms, trigonometric functions, and memory storage.