The term CUBED DOS is composed of two words, 'CUBED' and 'dos'. CUBED is a mathematical term that refers to the process of multiplying a number by itself three times. Dos is the Spanish word for two. Therefore, the term CUBED DOS can be interpreted as two multiplied by itself three times, which is equal to EIGHT. The crossword solutions for this term are OCHO (4 letters) and EIGHT (5 letters). OCHO is the Spanish word for EIGHT, while EIGHT is the English word for the same number.