Gong, n. 1. [Malayan (Jav.) gng.] An instrument, first used in the
East, made of an alloy of copper and tin, shaped like a disk with
upturned rim, and producing, when struck, a harsh and resounding noise.
O'er distant deserts sounds the Tartar gong.
Longfellow.
2. (Mach.) A flat saucerlike bell, rung by striking it with a small
hammer which is connected with it by various mechanical devices; a
stationary bell, used to sound calls or alarms; -- called also gong
bell.
Gong metal, an alloy (78 parts of copper, 22 of tin), from which
Oriental gongs are made.
Go"ni*a*tite (?), n. [Gr. &?; angle.] (Paleon.) One of an extinct genus
of fossil cephalopods, allied to the Ammonites. The earliest forms are
found in the Devonian formation, the latest, in the Triassic.
Go*nid"i*al (?), a. (Bot.) Pertaining to, or containing, gonidia.
Go*nid"i*al, a. (Zoˆl.) Of or pertaining to the angles of the mouth;
as, a gonidial groove of an actinian.
||Go*nid"i*um (?), n. [NL., fr. Gr. &?;, dim. of &?; angle.] (Zool.) A
||special groove or furrow at one or both angles of the mouth of many
||Anthozoa.
||Go*nid"i*um, n.; pl. Gonidia (#). [NL., fr. Gr. &?; that which
||generates.] (Bot.) A component cell of the yellowish green layer in
||certain lichens.
||Go*nim"i*a (?), n. pl. [NL., fr. Gr. &?; productive, fr. &?; that
||which generates.] (Bot.) Bluish green granules which occur in certain
||lichens, as Collema, Peltigera, etc., and which replace the more
||usual gonidia.
Gon"i*mous (?), a. (Bot.) Pertaining to, or containing, gonidia or
gonimia, as that part of a lichen which contains the green or
chlorophyll-bearing cells.
Go`ni*om"e*ter (?), n. [Gr. &?; angle + -meter: cf. F. goniomËtre.] An
instrument for measuring angles, especially the angles of crystals, or
the inclination of planes.
Contact, or Hand, goniometer, a goniometer having two movable arms (ab,
cd), between which (at ab) the faces of the crystals are placed. These
arms turn about a fixed point, which is the center of the graduated
circle or semicircle upon which the angle is read off. -- Reflecting
goniometer, an instrument for measuring the angles of crystals by
determining through what angular space the crystal must be turned so
that two rays reflected from two surfaces successively shall have the
same direction; -- called also Wollaston's goniometer, from the
inventor.
Go`ni*o*met"ric (?), Go`ni*o*met"ric*al (&?;), a. Pertaining to, or
determined by means of, a goniometer; trigonometric.
Go`ni*om"e*try (?), n. [Cf. F. goniomÈtrie.] (Math.) The art of
measuring angles; trigonometry.
Gon`o*blas"tid (?), n. [See Gonoblastidium.] (Zoˆl.) A reproductive bud
of a hydroid; a simple gonophore.
||Gon`o*blas*tid"i*um (?), n.; pl. Gonoblastidia (#). [NL., fr. Gr. &?;
||offspring + &?; to bud.] (Zoˆl.) A blastostyle.
Gon`o*ca"lyx (?), n. [Gr. &?; offspring + E. calyx,] (Zoˆl.) The bell
of a sessile gonozooid.
Gon`o*cho"rism (?), n. [Gr. &?; offspring + &?; to separate.] (a)
Separation of the sexes in different individuals; -- opposed to
hermaphroditism. (b) In ontogony, differentiation of male and female
individuals from embryos having the same rudimentary sexual organs. (c)
In phylogeny, the evolution of distinct sexes in species previously
hermaphrodite or sexless.
||Gon`o*coc"cus (?), n. [NL., fr. Gr. &?; semen, the genitals + NL. &
||E. coccus.] (Med.) A vegetable microˆrganism of the genus
||Micrococcus, occurring in the secretion in gonorrhea. It is believed
||by some to constitute the cause of this disease.
Gon"oph (?), n. [Perh. fr. Heb. gannbh thief.] A pickpocket or thief.
[Eng. Slang] Dickens.
Gon"o*phore (?), n. [Gr. &?; offspring, seed + &?; to bear.] 1. (Zoˆl.)
A sexual zooid produced as a medusoid bud upon a hydroid, sometimes
becoming a free hydromedusa, sometimes remaining attached. See
Hydroidea, and Illusts. of Athecata, Campanularian, and Gonosome.
2. (Bot.) A lengthened receptacle, bearing the stamens and carpels in a
conspicuous manner.
{ Gon`or*rhe"a, Gon`or*rhú"a } (?), n. [L. gonorrhoea, Gr. &?;; &?;
that which begets, semen, the genitals + &?; to flow: cf. F.
gonorrhÈe.] (Med.) A contagious inflammatory disease of the
genitourinary tract, affecting especially the urethra and vagina, and
characterized by a mucopurulent discharge, pain in urination, and
chordee; clap.
{ Gon`or*rhe"al, Gon`or*rhú"al } (?), a. (Med.) Of or pertaining to
gonorrhea; as, gonorrheal rheumatism.
Gon"o*some (?), n. [Gr. &?; offspring + -some body.] (Zoˆl.) The
reproductive zooids of a hydroid colony, collectively.
||Gon`o*the"ca (?), n.; pl. Gonothec&?; (#). [NL., fr. Gr. &?;
||offspring + &?; box.] (Zoˆl.) A capsule developed on certain hydroids
||(Thecaphora), inclosing the blastostyle upon which the medusoid buds
||or gonophores are developed; -- called also gonangium, and
||teleophore. See Hydroidea, and Illust. of Campanularian.
Gon`o*zo"oid (?), n. [Gr. &?; offspring + E. zooid.] (Zoˆl.) A sexual
zooid, or medusoid bud of a hydroid; a gonophore. See Hydroidea, and
Illust. of Campanularian.
Go*nyd"i*al (?), a. (Zoˆl.) Pertaining to the gonys of a bird's beak.
||Go"nys (?), n. [Cf. Genys.] (Zoˆl.) The keel or lower outline of a
||bird's bill, so far as the mandibular rami are united.