Webster's Revised Unabridged Dictionary · 1913

Pithy

Pithy , adjective

1.
Consisting wholly, or in part, of pith; abounding in pith; as, a pithy stem; a pithy fruit.
2.
Having nervous energy; forceful; cogent.
This pithy speech prevailed, and all agreed. — Dryden
In all these Goodman Fact was very short, but pithy. — Addison
Collocations (1)
Pithy gall (Zoology) , a large, rough, furrowed, oblong gall, formed on blackberry canes by a small gallfly (Diastrophus nebulosus).