Hypertext Webster Gateway: "Cusping"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Cusp \Cusp\, v. t. [imp. & p. p. {Cusped} (k?spt); p. pr. & vb.
n. {Cusping}.]
To furnish with a cusp or cusps.
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.