a. Obs. [f. commandāt- ppl. stem of late L. commandāre to COMMAND: see -ORY, and cf. commendatory.] Of the nature of a command, mandatory, compulsory.

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a. 1659.  Bp. Morton, Episc. Ch. Eng. Justified, IV. i. (1670), 73. How commandatory the apostolical authority was.

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a. 1670.  Hacket, Abp. Williams, II. (1692), 71. To help the King’s necessities … by a commandatory loan.

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