vanishing
adj.disappearing or becoming impossible to see. You use this to describe something that is slowly going away until it is gone.
adj.becoming invisible or ceasing to exist; decreasing rapidly in number or presence. Often used as a participial adjective to describe species, cultures, or physical traces.
“The ship became a vanishing speck on the horizon.”
“Conservationists are working hard to protect the vanishing habitats of local wildlife before they are lost forever.”
“The documentary explores the vanishing traditions of nomadic tribes whose way of life is being eroded by rapid urbanisation and climate change.”
Typically used attributively before a noun; often pairs with 'point' to describe perspective in art.
“Seen from nearly 195 million miles away, our planet was reduced to a single point of light before briefly vanishing behind Phobos.”