?1518 Kalender of Shepardes (new ed.) xliii. sig. Lviii^v This sayd marked sterrre one ought nat to chaunge but ought to chose it amonge many for the moste knowlegable [?1570 knowledgeable], and for the moste to be founde amonge the other.

1607 E. Topsell Hist. Foure-footed Beastes 743 Let him but set vp a stick or staffe, or some such other knowledgable marke, in the middle space betwixt him and the wolfe, and it will scar him away.

1619 T. Milles tr. P. Mexia et al. Αρχαιο-πλουτος 49 They took a branch cut off from a fruite tree, which they would cut into diuers peeces, with certaine very knowledgable markes made vpon them.

1825 J. Banim & M. Banim Tales by O'Hara Family 1st Ser. I. 277 She went her ways to an ould knowledgable woman.

1829 G. Griffin Collegians (ed. 2) I. xi. 233 She went..to Shaun Lauther, the knowledgeable man, and put a half-a-crown into his hand, and asked his advice.

1832 A. M. Hall Buccaneer II. xv. 294 It is astonishing, my Lady, the wisdom of some dumb animals: Crisp can't bear the sight of him; but Crisp is very knowledgeable!

1848 London Med. Gaz. 17 Mar. 479/1 To this very day hundreds of the people [in Ireland] put much greater faith in the cure of a ‘knowledgable woman’ than they do in the most refined medical or surgical art.

1850 Grant County (Wisconsin) Herald 10 Oct. 1/4 My father, who was knowledgeable about such things, always said it was mighty wholesome when it was well cooked.

1897 Spectator 18 Sept. 367 Inquiries..conducted in a careful, a reasonable, and a knowledgeable spirit.

1902 Irish Monthly May 247 My grief! 'tis she was the knowledgeable woman in sickness.

1924 G. MacDonald in F. Haverfield Roman Occup. Brit. (rev. ed.) 17 At Winchester..he proved himself an indefatigable worker, ‘knowledgeable’ all round in many things not generally taught at school.

1955 Sci. Amer. June 102/2 It will be a great day for mankind when we become equally knowledgeable about the lives of microbes.

1978 Chicago June 237/1 Freddy's the least intimidating and probably most knowledgeable wine steward in town.

2002 N. Lebrecht Song of Names i. 14 If I crave conversation, there is a barman who is knowledgeable about football and numismatics.

1911 Z. Gale Mothers to Men vi. 133 Us ladies is more or less well read an' knowledgeable of what is goin' on in the world outside.

1954 D. Corkery Fortunes Irish Lang. vi. 66 In the Tower, cold and starving, and knowledgeable of all this, was their nephew, Thomas, eldest son of the Earl.

1973 Times 31 July 6/7 Mr Dean drew the erroneous conclusion that the President was fully knowledgeable of the cover-up at the time of the March 13 meeting.

2001 R. Busby Defending Amer. Presidency ii. 55 The sexual affair..was, for a period, a private one, with only Betty Currie, the President's secretary, seemingly knowledgeable of it in the White House.

1834 Irish Monthly Mag. Sept. 499 The world cal't him ‘The Gobaun Saer’ by rason iv his great knowledgeability.

1864 C. G. Halpine Life & Adventures Miles O'Reilly v. 67 A man that needn't turn his back upon any politicianer that ever was born for downright cuteness and knowledgability.

1946 Time 19 Aug. 98 His portrait shows Caesar to be a man as far beyond mere knowledgeability as a Hitler or a Stalin.

1998 Brit. Jrnl. Hist. Sci. 31 273 The likelihood that testimony was sound was..at least partially linked to the expertise, skill, or knowledgeability of the source.

1857 J. Brougham Humorous Stories 73 Why, for gracious sake, Dan, where did you pick up all that knowledgeableness?

1886 Illustr. London News 6 Mar. 232/3 Feelings of sympathy and good-fellowship, which almost took the place of ‘knowledgeableness’ in art matters.

1954 Philosophy 29 125 If we accept their knowledgeableness, veracity, and authority, we receive their communications in that spirit.

2001 Tin House Mag. Summer 73 Honey has the speed and knowledgeableness, the credibility, of someone who's been the object of violence.

1853 E. C. Gaskell Ruth II. iii. 62 I were pleased to hear a Dissenter..speak so knowledgably about the catechism.

1865 Pall Mall Gaz. 21 Aug. 3/1 Many's the lady they've beguiled—there is fifty-six sorts of Patience as can be played with 'em [sc. cards] on a tea-tray placed knowledgeably on the bed.

1961 W. M. Frohock Strangers to this Ground iv. 64 An essayist notable chiefly for writing knowledgeably on an amazing variety of subjects.

2001 Underground Wine Jrnl. Sept. 16/2 The viewer is bombarded with specific wine words flashed across the screen as Silverstone knowledgeably provides the definition.