The phrase "Order Octopoda" refers to the scientific classification of octopuses. However, there are several synonyms that can be used instead of this term. The most commonly used synonym is "Octopodidae," which is the family name for octopuses. Other synonyms for "Order Octopoda" include "Octopoda" and "Octopuses." These terms are often used interchangeably with the scientific classification for octopuses and can be used in academic and non-academic settings. It's essential to note that these synonyms should only be used in contexts where the scientific classification of octopuses is relevant.