Hypertext Webster Gateway: "commensalism"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Commensalism \Com*men"sal*ism\, n.
The act of eating together; table fellowship.
From WordNet (r) 1.7 (wn)
commensalism
n : the relation between two different kinds of organisms when
one receives benefits from the other without damaging it
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.