Occasionally a word will come to our consciousness from some unremembered depth and for no apparent reason. Today I was sitting at my desk, pleased to have found access, through the local public library, to the online version of the Oxford English Dictionary. For the moment I had nothing I wanted to look up, but I suppose, having the world's finest English dictionary more or less in hand, words began to stir, move toward consciousness. The one that came first to mind was a thoroughgoing surprise: sigaldry.
I couldn't recall what it meant nor where I had encountered it, so naturally I typed it into the OED's search box. Here is what I found: