Take U+2A009 and U+2A00A as examples, I haven't seen anyone use any of these in my life, yet from the radicals it seems that both are names of some kind of birds.
Ping William Overington wrote: > I have been looking at the characters in the CJK Unified Ideographs > Extension B document. These are the characters from U+020000 through to > U+02A6DF, which, as I understand it, are the rarer CJK characters. > > I wonder if any of the people who read this list who understand the > languages involved might please like to say what any one or two of these > characters, of their choice, mean please, just as a matter of general > cultural interest for people who see these characters in the Unicode > specification and, though not themselves knowledgeable of the languages, > find the characters interesting for their artistry and history. > > William Overington > > 13 May 2002 >