During the Antarctic winter, conditions preclude flying and the aircraft return to Canada.

I should have been the one to go with Father, as I'd studied hard for just that purpose, but my condition utterly precluded it.

This is a correct assumption, since the institutional conditions preclude its effective existence.

I did have some favors to ask, but your current condition precludes my asking them.

And, they say, the current special conditions do not preclude these tools.

Other conditions may also preclude exercising under certain conditions.

I.B.M. declined to comment on whether economic conditions had precluded a more comprehensive increase.

Unfortunately, this happens where socioeconomic conditions preclude broad reading opportunities.

Unfortunately its poor condition precluded this and it was eventually scrapped.

Did her unkempt condition preclude making a quest out of her?