Divisibility by two is a concept that is used to determine whether a number is EVEN or ODD. The term 'divisible by two' means that the number can be divided by two without leaving a remainder. The crossword solutions for the term 'divisible by two' are 'EVEN' (4 letters), 'ODD' (3 letters), 'ONE' (3 letters), 'four' (4 letters), and 'PIE' (3 letters). EVEN numbers are those that can be divided by two without leaving a remainder, while ODD numbers are those that cannot be divided by two without leaving a remainder. The number ONE is neither EVEN nor ODD, and four is an EVEN number that can be divided by two. The word 'PIE' is not related to divisibility by two, but it is a three-letter word that fits in the crossword puzzle.