Nelumbo
(||Ne*lum"bo) n. [Ceylonese word.] (Bot.) A genus of great water lilies. The North American
species is Nelumbo lutea, the Asiatic is the sacred lotus, N. speciosa. [Written also Nelumbium.]
Nemaline
(Nem"a*line) a. [L. nema thread, Gr. fr. to spin.] (Min.) Having the form of threads; fibrous.
Nemalite
(Nem"a*lite) n. [Gr. thread + -lite: cf. F. némalite.] (Min.) A fibrous variety of brucite.
Nematelmia
(||Nem`a*tel"mi*a) n. pl. [NL.] (Zoöl.) Same as Nemathelminthes.
Nemathecium
(||Nem`a*the"ci*um) n.; pl. Nemathecia [NL., fr. Gr. a thread + a box.] (Bot.) A peculiar
kind of fructification on certain red algæ, consisting of an external mass of filaments at length separating
into tetraspores.
Nemathelminthes
(||Nem`a*thel*min"thes) Nematelminthes
(||Nem`a*tel*min"thes) , n. pl. [NL. See
Nemato-, and Helminthes.] (Zoöl.) An ordr of helminths, including the Nematoidea and Gordiacea; the
roundworms. [Written also Nematelminthea.]
Nemato-
(Nem"a*to-) A combining form from Gr. nh^ma, nh`matos, a thread.
Nematoblast
(Nem"a*to*blast) n. [Nemato- + -blast.] (Biol.) A spermatocyte or spermoblast.
Nematocalyx
(||Nem`a*to*ca"lyx) n.; pl. Nematocalyces E. -calyxes [NL. See Nemato-, and Calyx.]
(Zoöl.) One of a peculiar kind of cups, or calicles, found upon hydroids of the family Plumularidæ. They
contain nematocysts. See Plumularia.
Nematocera
(||Nem`a*toc"e*ra) n. pl. [NL., fr. Gr. a thread + ke`ras horn.] (Zoöl.) A suborder of dipterous
insects, having long antennæ, as the mosquito, gnat, and crane fly; called also Nemocera.
Nematocyst
(Nem"a*to*cyst) n. [Nemato- + cyst.] (Zoöl.) A lasso cell, or thread cell. See Lasso cell,
under Lasso.
Nematode
(Nem"a*tode) a. & n. (Zoöl.) Same as Nematoid.
Nematogene
(Nem"a*to*gene) n. [Nemato- + root of Gr. to be born.] (Zoöl.) One of the dimorphic
forms of the species of Dicyemata, which produced vermiform embryos; opposed to rhombogene.
Nematognath
(Nem`a*tog"nath) n. (Zoöl.) One of the Nematognathi.
Nematognathi
(||Nem`a*tog"na*thi) n. pl. [NL. See nemato-, and Gnathic.] (Zoöl.) An order of fishes
having barbels on the jaws. It includes the catfishes, or siluroids. See Siluroid.
Nematoid
(Nem"a*toid) a. [Nemato- + -oid.] (Zoöl.) Of or pertaining to the Nematoidea. n. One of
the Nematoidea. See Illustration in Appendix.
Nematoidea
(||Nem`a*toi"de*a) n. pl. [NL., fr. Gr. thread + -oid.] (Zoöl.) An order of worms, having a
long, round, and generally smooth body; the roundworms. They are mostly parasites. Called also Nematodea,
and Nematoda.
The trichina, stomach worm, and pinworm of man belong to this group. See also Vinegar eel, under
Vinegar, and Gapeworm.
Nematoidean
(Nem`a*toid"e*an) a. & n. (Zoöl.) Nematoid.
Nematophora
(||Nem`a*toph"o*ra) n. pl. [NL., fr. Gr. a thread + to bear.] (Zoöl.) Same as Clenterata.
Nemean
(Ne"me*an) a. [L. Nemeus, fr. Nemea, Gr. Neme`h.] Of or pertaining to Nemea, in Argolis,
where the ancient Greeks celebrated games, and Hercules killed a lion.