Eye movement in reading refers to the way the eyes move across a line of text while reading. Synonyms for this term include visual scanning, ocular exploration, gaze behavior, eye tracking, saccadic movements, and fixation patterns. These synonyms describe the various ways that the eyes move while reading and can be used interchangeably to refer to the same cognitive process. Understanding how the eyes move during reading is essential for researchers who study reading comprehension and eye disorders. With this knowledge, they can develop effective teaching strategies and therapeutic interventions to improve reading abilities and manage eye-related conditions.