Obs. Forms: 46 conjurison, -un, 45 -yson, -isoun, -esoun, -jourison, -juroyson. [ME., a. OF. conjureison, -ison, (later Central Fr.) -oison:conjūrātiōn-em swearing together, conspiracy, etc., n. of action from conjūrāre: see CONJURE. With the ordinary Eng. type cf. orison, comparison, venison, jettison, etc.; conjuroyson in Caxton was from Parisian Fr. Both in Fr. and Eng. this popular form was at length superseded by conjuration, of learned origin.]
1. A swearing together; conspiracy; = CONJURATION 1.
1382. Wyclif, 2 Sam. xv. 12. Whanne he hadde offrid slayn sacrifice, there is maad a strong coniuryson.
1475. Caxton, Jason, 77 b. After this conjuroyson these miserable and peruers trayters were withdrawen into their howses.
2. Magical invocation or practice; = CONJURATION 3, 4
a. 1300. Cursor M., 28521 (Cott.). With charm and coniurisun, wende i womman to bewile.
c. 1380. Wyclif, Serm., Sel. Wks. I. 302. Macometis lawe and conjourisons.
1475. Caxton, Jason, 94 b. She wente to the bedde of Jason, and there made certayn coniurisouns and carectes.
1483. Cath. Angl., 75. A coniurysoun, adiuracio.