Hypertext Webster Gateway: "rex"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Rex \Rex\, n.; pl. {Reges}. [L.]
A king.
{To play rex}, to play the king; to domineer. [Obs.]
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.