ppl. a. Obs. (UN-1 8.)

1

1635.  Person, Varieties, I. 23. Ferdinando Oviedes … leaveth that question undilucidated.

2

1638.  Sir T. Herbert, Trav. (ed. 2), 14. The mountaines, without doubt, abound with … mineralls, which for want of search are yet undilucidated.

3