adv. (UN-1 11.)

1

1664.  Power, Exp. Philos., Pref. 11. Motion may be both invisibly and unintelligibly slow, as well as swift.

2

1713.  Berkeley, Hylas & Phil., II. (1725), 70. You talk unintelligibly, instead of forming a reasonable Hypothesis.

3

1794.  Mrs. Radcliffe, Myst. Udolpho, xxx. He … hurried unintelligibly over some lines, and offered her a pen.

4

1808.  L. Murray, Eng. Gram., I. 413. The second occasion of our being apt to write unintelligibly.

5

1892.  [see UNDISCOVERABLY].

6