He found it demand a concentrative effort, and Harry was very sorry and even ashamed, but he loved least to read that way.
They are not concentrative, and they are not infallibly courteous, as men are.
After some time, however, Woodward's glance seemed to lose its concentrative power, and gradually to become vague and blank.
We shall give you a practical working knowledge of concentrative mental methods and devices.
I'll see if I can't develop my concentrative faculty and introduce a few of the same performances in our show.
C D is also concentrative, though less so than B C, and is more strongly sensational.
In trades where the concentrative process has proceeded furthest this warfare is naturally fiercest.
1883, from concentrate (v.).