Abominable, a.
Etymology: [F. abominable. L. abominalis. See Abominate.]
1. Worthy of, or causing, abhorrence, as a thing of evil omen; odious in the utmost degree; very hateful; detestable; loathsome; execrable.
2. Excessive; large; -- used as an intensive. [Obs.]
Note: Juliana Berners . . . informs us that in her time [15th c.], "abomynable syght of monkes" was elegant English for "a large company of friars." G. P. Marsh.
Shades of meaning
Fernald has no entry of its own for abominable; he lists it under criminal.
He lists it without comment; the entries above explain its neighbors.