There are several synonyms for "eyeglass prescription" that are commonly used in the eyewear industry. Some of the most common synonyms include "prescription glasses," "optical prescription," "spectacle prescription," and "lens prescription." These terms all refer to the written prescription that you receive from your eye doctor that outlines the specific parameters for the lenses that you need in your glasses, including the prescription strength, type of lens, and any special coatings or treatments. It's important to have an accurate eyeglass prescription in order to ensure that your glasses provide clear, comfortable vision and proper eye protection. If you're unsure about any terms on your eyeglass prescription, be sure to ask your eye doctor for clarification.