A.twisting together, ς. χαύνην λαμβάνειν to be loosely twisted, of yarn, Pl.Plt.282e.
3. condensation, density, Arist.Pr.964a18.
4. pl., dealings, converse between men, Epicur. Sent.33.
5. metaph. of style, terseness, concentration, D.H.Dem. 18, Th.53, Demetr.Eloc.8; “ἐν συστροφῇ” concisely, PMag.Lond.46.25.
II. that which is rolled into one mass: hence,
1. collection, gathering, πλήθεος ς. Hdt.7.9.ά; seditious meeting, concourse, Plb. 4.34.6, Act.Ap.19.40; κατὰ συστροφάς in knots, D.H.5.31, etc.; μετὰ συστροφῆς in close array, D.S.11.8; also, swarm of bees, LXX Jd. 14.8 (v.l.); flock of birds, Artem.2.20; of other things, “ς. δρυῶν” D.Chr.1.52.
2. physical mass, aggregate, in pl., Epicur.Ep.1pp.25,28 U.; esp. morbid collection or deposit of tubercles, Hp.Art.41; αἱ περὶ τοὺς κονδύλους ς. chalk-stones, Dsc.1.30; ς. νεύρων a complication of nerves or sinews, Id.5.117, Eup.1.229; “χάριν τοῦ . . τὰ νεῦρα καθάπερ ἐκ ς. τινος ἁπλοῦσθαι” Sor.1.101; “συστροφαὶ νοσημάτων” Hp.Acut.(Sp.)4; tumour, Plu.2.664f, Gal.15.773, Hp. ap. eund.19.143.
3. twisted grain in wood, Thphr.HP5.2.3, 5.5.1.