not inclined to society or companionship; "an unsociable nature...shy and reserved"; "generally unsociable except with intimate friends"; "unsociable behavior"; "an unsociable neighborhood"
capable of being reached only with great difficulty or not at all
not capable of being obtained; "a rare work, today almost inaccessible"; "timber is virtually unobtainable in the islands"; "untouchable resources buried deep within the earth"
more distant in especially degree; "nothing could be further from the truth"; "further from our expectations"; "farther from the truth"; "farther from our expectations"
to or at a greater extent or degree or a more advanced stage (`further' is used more often than `farther' in this abstract sense); "further complicated by uncertainty about the future"; "let's not discuss it further"; "nothing could be further from the truth"; "they are further along in their research than we expected"; "the application of the law was extended farther"; "he is going no farther in his studies"
in addition or furthermore; "if we further suppose"; "stated further that he would not cooperate with them"; "they are definitely coming; further, they should be here already"
not similar; "a group of very dissimilar people"; "a pump not dissimilar to those once found on every farm"; "their understanding of the world is not so dissimilar from our own"; "took different (or dissimilar) approaches to the problem"
the eye unaided by any optical instrument that alters the power of vision or alters the apparent size or distance of objects; "it is not safe to look directly at the sun with the naked eye"