>>>>Just a thought - Just imagine if we still a 8" floppies and you had to order VS 2012 on them.
>>>>It would cause a bit of a stir when a semi pulls up to make the delivery.
>>>
>>>Pardon the uninitiated, semi-what? Semicircle, semicolon, semiprecious stone, semiquaver, semitone, semiconductor...?
>>
>>Semi-articulated (but I know you were kidding)
>
>I have seriously omitted all that weren't nouns from the list, no kidding.
>
>I just can't get over something so big being called half. And nobody really knowing what's the whole that it's half of.

But 'semi' can mean 'partial' - not just 'half'

To comply with the latter meaning you would have to nail another house onto all currently 'semi-detached' ones :-}