The campaign volunteers seemed to be of all ages, suggesting a certain depth to the organization.

Below a certain depth, the solution has a uniformly high salt concentration.

The different scenes in several panels are set above each other, giving the impression of a certain depth.

The crew reached a certain depth, and suddenly gasoline began welling up from the earth.

Their songs aspire either to a certain literary depth or editorial edge.

There was a certain depth of meaning in it.

He added: "A ship is designed to float in a certain depth of water.

This gives the prediction that only unassociated gas and not oil will be found below a certain depth.

When the hole reaches a certain depth the digger may jump in and work from there.

One learned from experience how much line it took to get the lure to a certain depth.