It is the opposite of megacephalic, which means a large brain capacity.

The only thing that has not expanded proportionately is my brain capacity.

So the wise must have much more experience than the rest of us, or else they were born with more brain capacity.

Did it have a brain capacity rivaling that of man?

There must be a proportion of older people who's brain capacity gets stronger.

There is plenty of brain capacity that we have not yet learned to use.

However, meerkats have far more social relationships than their small brain capacity would suggest.

What was it Sterling had said about man outrunning his brain capacity?

Most people use less than a third of their brain capacity.

But there is no such thing as limited brain capacity.