imperceptibly

UK
/ɪm.pəˈsɛp.tɪ.bli/
US
/ɪm.pɚˈsɛp.tɪ.bli/
imperceptiblyadverb
UK
/ɪm.pəˈsɛp.tɪ.bli/
US
/ɪm.pɚˈsɛp.tɪ.bli/
Translations
The sun set imperceptibly behind the mountains.
Солнце незаметно село за горами.
Definitions
In a way that is so slight, gradual, or subtle as not to be perceived.
The temperature in the room dropped imperceptibly, leaving the guests unaware of the change.