indiscernible

/ˌɪndɪsˈɜːnəbə‍l/

/ˌɪndɪsˈɜːnəbəl/

indiscernible

difficult or impossible to perceive or discern

barely able to be perceived

synonyms : insensible

Examples

1. Black pepper is kind of indiscernible.

2. But with the OnePlus 6T, the fingerprint scanner is indiscernible from the rest of the screen.

3. Yeah that's the most indiscernible thumbnail of all time.

4. What they found was their system was able to image objects even when they were indiscernible to the naked eye.