nodus

1. nodus — de Vaan

nodus 'knot, node' [m. o] (Andr.+) Derivatives: nddare 'to furnish with joints, tie in a knot' (Cato+); enoddre 'to prune surplus nodes from, unraveP (Cato+), inenodabilis 'that cannot be disentangled* (Acc.+), internodium 'intemode' (Varro+). PIE *nodo- / *noHdo- / *neh3do- *knot\ IE cognates: OIc. not 'net'; see s.v. nassa. The root etymology is uncertain; apart from the possible PIE preforms, an analysis as a … — [de Vaan, s.v. nodus, p. 426]

2. nōdus — Lewis & Short

nōdus, i, m.for gnodus; Sanscr. root gadh-, gandh-, grasp; cf. Gr. *xanda/nw, hold; gna/qos, jaw; Lat. pre-hend-o; Germ. Knoten; Engl. knot,

I a knot (cf. nexus).

I Lit.: nodus vinculumque, Cic. Univ. 4: necte tribus nodis ternos, Amarylli, colores, Verg. E. 8, 77: Cacum Corripit in nodum complexus, clasping him as in a knot, id. A. 8, 260: nodos manu diducere, Ov. M. 2, 560: nodus Herculis or Herculaneus, a knot difficult to untie, of which Hercules was held to be the inventor, Plin. 28, 6, 17, § 63: unus tibi nodus, sed Herculaneus, restat, Sen. Ep. 87, 38: tamquam nodus Gordius difficillimus, Amm. 14, 11, 1: cingulum (novae nuptae) Herculaneo nodo vinctum vir solvit ominis gratia, Paul. ex Fest. s. v. cingulo, p. 63 Müll.—

B Transf.

1 A girdle (poet.): nodoque sinus collecta fluentes, Verg. A. 1, 320; Mart. 6, 13, 5.— Hence, astronom.: nodus anni, the circle of the equator, Lucr. 5, 688.—

2 A mode of dressing the hair, a knot, club: Rheni nodos, the hair of the Germans gathered into a club, Mart. 5, 37, 8; cf.: insigne gentis obliquare crinem nodoque substringere, Tac. G. 38.—

3 Plur.: nodi, a knotted fishing-net, Manil. 5, 664.—

4 A knot, knob, node on a joint of an animal's body: crura sine nodis, Caes. B. G. 6, 27: cervix articulorum nodis jungitur, Plin. 11, 37, 67, § 177; 11, 37, 88, § 217: dirae nodus hyaenae, a backbone, dorsal vertebra, Luc. 6, 672.— Hence, nodi articulorum, a swelling, tumor on the joints, Plin. 24, 5, 13, § 21; 30, 12, 36, § 110.—

5 A knot, knob, fold, etc.

(a) In wood or the branches of plants: baculum sine nodo aduncum tenens, Liv. 1, 18, 7; Sen. Ben. 7, 9: stipes gravidus nodis, Verg. A. 7, 507: telum solidum nodis, id. ib. 11, 553: gracilitas harundinis, distincta nodis, Plin. 16, 36, 64, § 158; Col. Arb. 3.—Hence, the knotty club of Hercules, Sen. Herc. Oet. 1661.—

(b) Of a writhing serpent: nixantem nodis seque in sua membra plicantem, Verg. A. 5, 279.—

(g) Prov.: nodum in scirpo quaerere, to look for knots in a bulrush (which contains none), i. e. to find difficulties where there are none, Enn. ap. Paul. ex Fest. p. 330 Müll. (Sat. v. 46 Vahl.): in scirpo nodum quaeris, Plaut. Men. 2, 1, 22; Ter. And. 5, 4, 38.—

6 A knot, hard part of a thing; so of metals, Plin. 34, 13, 37, § 136; of precious stones, id. 37, 10, 55, § 150.—

7 A star in the constellation Pisces, Cic. Arat. 14; Caes. Germ. Arat. 243.—

8 In astron.: nodi, the four points in the heavens where the seasons begin, the nodes, Manil. 3, 618; cf. id. 2, 430.—

II Trop.

A In gen., a band, bond: his igitur singulis versibus quasi nodi apparent continuationis, Cic. Or. 66, 222: velut laxioribus nodis resolvemus, Quint. 9, 4, 127: amabilissimum nodum amicitiae tollere, Cic. Lael. 14, 51.—

B In partic.

1 A bond, obligation (poet.): exsolvere animum nodis religionum, Lucr. 4, 7: imponere nodos, i. e. jusjurandum, Ov. H. 20, 39 Ruhnk.—

2 A knotty point, difficulty, impediment.—Absol.: dum hic nodus expediatur non putet senatus nos oportere decedere, Cic. Att. 5, 21, 3: incideramus in difficilem nodum, Cael. ap. Cic. Fam. 8, 11, 1.—With gen.: Abantem interimit, pugnae nodumque moramque, Verg. A. 10, 428: cum scopulus et nodus et mora publicae securitatis superesset Antonius, Flor. 4, 9, 1: qui juris nodos et legum aenigmata solvat (an allusion to the Gordian knot), Juv. 8, 50 (hence, Cicuta nodosus; v. nodosus).— Esp.: nodus linguae, the bond or tie of the tongue: nodum linguae rumpere, Gell. 5, 9, 2: nodos linguae solvere, Just. 13, 7, 6.

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