proximity
/pɹɑkˈsɪ.mɪ.ti/
ot noun
-
Closeness; the state of being near as in space, time, or relationship.
The proximity of the heat source allowed it to be detected by the sensor.
Manbalar: Wiktionary (Free Dictionary API orqali), Datamuse, Tatoeba (CC BY 2.0 FR), MyMemory.