likelihood
n.-
1 probability (n.) B2 Upper Intermediatethe chance that something will happen.
the probability of a specified outcome or the state of being probable.
ExampleThere is a high likelihood of rain this afternoon, so you should take an umbrella.
ExampleGiven the current economic climate, there is a strong likelihood that interest rates will remain stable for the remainder of the fiscal year.
UsageCommonly used in the phrase 'in all likelihood' to mean 'very probably'.
- impossibility
- unlikelihood
PitfallThere is a high likelihood for rain today.There is a high likelihood of rain today.The noun likelihood is almost always followed by the preposition 'of' or a 'that' clause.
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2 statistical probability (n.) C1 Advanced Technical Matha measurement in math used to see how well a model fits the data you have.
the probability that a particular set of observed data was generated by a specific statistical model or parameter.
ExampleThe scientist calculated the likelihood to see which theory best explained the results.
ExampleThe maximum likelihood estimation provides a method for finding the parameter values that make the observed data most probable.
UsageOften used as a technical term in 'maximum likelihood estimation'.
- probability function
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3 resemblance (n.) C2 Proficiency Archaicthe quality of looking like someone or something else.
the state of being similar in appearance or character; likeness.
ExampleThe old painting showed a clear likelihood to the king's younger brother.
ExampleThe poet remarked upon the strange likelihood between the fading autumn leaves and the passing of human youth.
Teacher's tipThis sense is archaic; modern speakers use 'likeness' or 'resemblance' instead.
- difference
- dissimilarity
From Middle English liklihode, equivalent to likely + -hood.