Webster's Revised Unabridged Dictionary · 1913

Likelihood

Likelihood (līk"li*hod) , noun

[Likely + -hood.]

1.
Appearance; show; sign; expression. [Obsolete]
What of his heart perceive you in his face By any likelihood he showed to-day? — Shakespeare
2.
Likeness; resemblance. [Obsolete]
There is no likelihood between pure light and black darkness, or between righteousness and reprobation. — Sir W. Raleigh
3.
Appearance of truth or reality; probability; verisimilitude. — Tennyson
4.
Statistical probability; probability of being true or of occurring in the future; as, the likelihood of being abducted by aliens is close to zero..