A large proportion of important innovations are brought about by people who step outside of conventional categories or traditional assumptions.
And while none are nuclear, the conventional category now encompasses semi-automatic weapons.
Yet conventional categories can be modified also to allow for change in concepts and attitudes.
Indeed, like Mozart's opera, the work as a whole eludes conventional categories.
But they also have difficulty finding conventional categories for the information they collect.
These key parts fall into two basic categories - gas-charged and conventional.
Some of her reasons for holding off defy conventional categories.
And yet, at another reading, it seemed not to fall into the conventional category at all.
The menu isn't divided into conventional categories, though price indicates whether a dish is small, midsize or a main course.
Since he has spent most of his career demolishing conventional categories, it would be foolish to confine him to one himself.