>>>OK, the rest follows without the explanation. Thanks. Still think it should be "opus magnum" though :-)
>>
>>It is.
>
>I hear them say "Magnum Opus" on British high-brow programs
Ah, you mean whether the adjectiv goes before or after the noun? I think generally the adjective goes before, but don't know about the other way, whether it has any irregularity to it. I've actually never heard it in that order.