The phrase "nebulous space" refers to a vague or unclear area or concept. It is like a place that is undefined, hazy, or lacking in specific details or boundaries. Full definition
You can isolate the elements of a great Gorky: the decoupling of colour from line, the trademark shapes, from winged biomorphs to quirky triangles, their points on the verge of bursting open; the sense of being nose - deep in a scene that might be scaled to an insect or a giant, being equally intimate and epic; of teeming incidents held in nebulous space. (theguardian.com)
ON TENTERHOOKS was my first novel and that means that writing for me occupies that nebulous space between engaging hobby Read More (indiewritenet.com)
From a distance surrealistic scenes of a butterfly in nebulous space or a leaf - sitting spider have the gestural qualities of a painting. (fac.umass.edu)