Adjective
not held up or borne
not sustained or maintained by nonmaterial aid
Source: WordNetPerfect as the wing of a bird may be, it will never enable the bird to fly if unsupported by the air. Facts are the air of science. Without them a man of science can never rise. Ivan Pavlov
Only since the Industrial Revolution have most people worked in places away from their homes or been left to raise small children without the help of multiple adults, making for an unsupported life. Martha Beck
I do not mean to suggest that scientific differences should be settled by universal suffrage, but I do conceive that solid proofs must be met by something more than empty and unsupported assertions. Thomas Henry Huxley
Natural Selection never made it come to pass, as a habit of nature, that an unsupported stone should move downwards rather than upwards. It applies to no part of inorganic nature, and is very limited even in the phenomena of organic life. Chauncey Wright
Everyone was saying that painting was dead, and really believing it. It was a very difficult time for me. I felt unsupported and isolated... Celia Paul
removal of the central post left the roof unsupported Source: Internet