(1):
(a.) Bland; suave; also, tender; fervid; as, an unctuous speech; sometimes, insincerely suave or fervid.
(2):
(a.) Of the nature or quality of an unguent or ointment; fatty; oily; greasy.
(3):
(a.) Having a smooth, greasy feel, as certain minerals.
A timeless resource no serious scholar should be without. With more than 75,000 entries, if it is a word used in the Bible, you are sure to find it defined here.Wikipedia
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