Obsessively absorbed in a subject, especially an unusual or obscure subject.(adjective)
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Use "anorakish" in a sentence
"Now I make this point not just to add a sort of anorakish-footnote to the debate, but so that the episcopate that we are discussing comes a little more clearly into focus for us, in connection to many of the issues that have already been touched upon."
"I completely agree with this in principle, having done my own tiny share of anorakish fact-checking and dissecting of slipperiness here over the last couple of years (such as this)."