missing link

MIT Professor Eric Alm thinks that sewers are the missing link to tracking public health.

For Hockney to have the missing link presented to him there in his atelier was a real thrill for him.

He sees fatherhood as the missing link, the key to full happiness.

The exhibit was intended as an example of the "missing link" between the orangutan and white man.

Who knew that Anna Maria Alberghetti was the missing link in your life?

"The missing link," added the nephew, with the joyous certainty of one about to negotiate a loan.

Haeckel admits that the belief that this is the missing link is strongly combatted by some distinguished scientists.

Mother seems to be the missing link that connects me with Pittsburg and everything else.

There is no missing link to the chain that connects the first and lowest life to the last and the highest.

The expression, "the missing link," is nowhere used by Darwin—that was a creation of one of his critics.