it's not excusable. if it cost $1000 to define it, sure, and it doesn't. it's four words surrounded by parentheses.
no one is born knowing these things, and a lot of people discover a new hobby or interest via reading articles about areas in which they are otherwise uninformed.
no excuse for this. just put the meaning in. takes you less time than it takes one person to Google it, nevermind multiple (dozens/hundreds/thousands of) people who are actually going to need to Google it because you're too presumptuous to type four words and two parentheses in a 10,000 word article.
no one is born knowing these things, and a lot of people discover a new hobby or interest via reading articles about areas in which they are otherwise uninformed.
no excuse for this. just put the meaning in. takes you less time than it takes one person to Google it, nevermind multiple (dozens/hundreds/thousands of) people who are actually going to need to Google it because you're too presumptuous to type four words and two parentheses in a 10,000 word article.