a. [ Compar. Pithier superl. Pithiest. ] 1. Consisting wholly, or in part, of pith; abounding in pith; as, a pithy stem; a pithy fruit. [ 1913 Webster ]
2. Having nervous energy; forceful; cogent. [ 1913 Webster ]
This pithy speech prevailed, and all agreed. Dryden. [ 1913 Webster ]
In all these Goodman Fact was very short, but pithy. Addison. [ 1913 Webster ]
Pithy gall (Zool.), a large, rough, furrowed, oblong gall, formed on blackberry canes by a small gallfly (Diastrophus nebulosus). [ 1913 Webster ]