3 ms·Which is a monstrosity.by sbaiddn 4y agoWhich is a monstrosity.itsyaboi 4y agoa* monstrosity Use "an" only if the following word starts with a vowel (with few exceptions) -> "The Eiffel Tower is an abomination".sbaiddn 4y agoRight.wizofaus 4y agoTechnically "if it's pronounced as though starting with a vowel", so "an hour" or "an X-ray" but "a utility". For some acronyms both are possible: a/an FAQ.