Their acuity our acuity is 20 20 babies' acuity is like 20 800, so they are looking at the world in a very, very blurry fashion.

The hearing acuity of dogs is superior by far to that of humans.

I had no mental acuity to speak of during the day, but I had flexible hours.

So, we modified the optics of the camera in order to mimic the baby's visual acuity.

You keep still because you think maybe his visual acuity is based on movement, like TRex and he'll lose you if you don't move.

I'm willing to bet that every single one of you sitting in this room would be happy to speak with acuity, with total confidence, about movies, probably about literature.

But the corollary of that is that, if we all are brothers and sisters and share the same genetic material, all human populations share the same raw human genius, the same intellectual acuity.

So practicing throwing things has been shown to stimulate the frontal and parietal lobes, which have to do with visual acuity, 3D understanding, and structural problem solving, so it helps develop their visualization skills and their predictive ability.