explicatorn.

1611 R. Cotgrave Dict. French & Eng. Tongues Expliqueur, an explicator, vnfolder, explainer.

a1676 M. Hale Primitive Originat. Mankind (1677) i. i. 10 The Supposition of Epicurus, and his Explicator, Lucretius.

1697 J. Sergeant Solid Philos. 36 The Explicaters of Ideas by Resemblances must be forced.

1731 tr. Relig. Ceremonies & Customs Several Nations II. iv. 73 If any little worms or maggots should be found in the pyx, says the Italian explicator of mysteries, breeding in the wafers.

1778 Williamson's Liverpool Advertiser 27 Nov. Sold also..A Companion to Moore's Almanack; or an Explicator of the Calendar.

1824 Mechanics' Mag. 4 Dec. 166/1 I have lately been not a little amused and pleased with the difficulties of your Correspondent ‘Piger’, and the learned lucubrations of his explicators.

1874 R. B. Warden Acc. Salmon Portland Chase lvi. 815 Dr. Carpenter is one of the explicators of the learning in relation to this topic, equally of interest to the psychologist as to the physiologist.

1901 W. J. Henderson Richard Wagner (1910) ii. iii. 196 The orchestra is always an explicator, never a mere support.

1961 C. S. Lewis Exper. in Crit. x. 98 Modern poetry is such that the cognoscenti who explicate it can read the same piece in utterly different ways... The explicators are more like conductors of an orchestra than members of an audience.

2014 N.Y. Times (Nexis) 23 Oct. c5/5 Mr. Lanchester then began writing about finance and business..and found he was suddenly in demand as an explicator and demystifier in the news media and as a public speaker.