Hypertext Webster Gateway: "Urson"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Urson \Ur"son\, n. [Cf. {Urchin}.] (Zo["o]l.)
The Canada porcupine. See {Porcupine}.
Additional Hypertext Webster Gateway Lookup
Gateway by dict@stokkie.net
stock only wrote the gateway and does not have any control over the contents;
see the Webster Gateway FAQ,
and also the Back-end/database links and credits.