The concrete nouns include people, plants, animals, materials and objects while the abstract nouns refer to concepts such as qualities, actions, and processes.

to estimate your geolocation.

If you really mean "the thing depended upon", then Mr Disappointment's answer (dependency) is correct. If you mean the thing that depends on the dependency, then "dependent" ("dependant

the tile floor of an emergency room

perilously low oxygen levels

the mysterious pneumonia-like illness sweeping China’s central city of Wuhan

Curriculum