Hypertext Webster Gateway: "unio"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Naiad \Na"iad\, n. [L. naias, -adis, na["i]s, -idis, a water
nymph, Gr ?, ?, fr. ? to flow: cf. F. na["i]ade. Cf. {Naid}.]
1. (Myth.) A water nymph; one of the lower female divinities,
fabled to preside over some body of fresh water, as a
lake, river, brook, or fountain.
2. (Zo["o]l.) Any species of a tribe ({Naiades}) of
freshwater bivalves, including {Unio}, {Anodonta}, and
numerous allied genera; a river mussel.
3. (Zo["o]l) One of a group of butterflies. See {Nymph}.
4. (Bot.) Any plant of the order {Naiadace[ae]}, such as
eelgrass, pondweed, etc.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Unio \U"ni*o\, n. [NL., fr. L. unio unity, union, a single large
pearl. See {Union}.] (Zo["o]l.)
Any one of numerous species of fresh-water mussels belonging
to {Unio} and many allied genera.
From WordNet (r) 1.7 (wn)
Unio
n : type genus of the family Unionidae [syn: {Unio}, {genus Unio}]
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.