Unlikely, improbable. In predicative use, chiefly with anticipatory it as subject and that-clause as complement. Cf. like, adj. 10b. Obsolete (Englis…

In weakened sense: Such as it is difficult to believe in the possibility of, or to realize; said esp. of a quantity, quality, number, etc., of a…

Not likely; improbable. Not likely to be true or correct; of doubtful veracity; not easy to believe. Cf. likely, adj. 2c.

Unlikely, improbable. Without likelihood of something. Obsolete. rare.

Not probable; not likely to be true; not easy to believe; unlikely.

(un-, prefix1 affix 1b.)

Unlikely to be true or to happen; = improbable, adj. 1.

Not strong or energetic in action; lacking in force or power. Of a chance: Slight, slender, small in degree.