What is another word for by the unaided eye?
Pronunciation: [ba͡ɪ ðɪ ʌnˈe͡ɪdɪd ˈa͡ɪ] (IPA) 
The phrase "by the unaided eye" refers to observing something without the assistance of any tool or instrument. There are several synonyms for this phrase, including "with the naked eye," "by sight alone," "without aid," and "unassistedly." These expressions all convey the same idea of perceiving something through natural vision rather than by using a device such as a microscope, telescope, or binoculars. Whether it's watching a celestial event, spotting wildlife in the wilderness, or examining intricate details of a work of art, experiencing something "by the unaided eye" is an exhilarating and rewarding way to connect with the world around us.
