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1A value or quantity that is nearly but not exactly correct.

*‘these figures are only approximations’**‘To compare behavioral responses among regions, we used Kruskal-Wallis tests, which use chisquare approximations.’**‘Most of the work in quantum mechanics was in the Galilean (or non-relativistic) approximation.’**‘Their derivations will extend to cover the present cases, given the same approximations made above.’**‘The potential of mean force can also be derived from Eq. 18 based on the harmonic approximation.’**‘Here's a nice little political survey which gives you an approximation of where you are on the political spectrum.’**‘In the Appendix, we use small v approximations to derive simple analytic approximations for the quantitative results from the models.’**‘What he is talking about is not an approximation to the Golden Mean.’**‘First, the asymptotic results provide a very reasonable approximation for the velocity even for a much lower level of cooperativity.’**‘The translog form provides a second-order approximation of the true cost function at a point.’**‘The approximations provide conservative control of the genome-wise type I error rate.’**‘We can make this reasoning more precise with the Markov chain approximation.’**‘The main question is how close this approximation is to the actual quasistationary distribution.’**‘Simulations show that these approximations perform reasonably well over a surprisingly broad set of parameters.’**‘Therefore, as a first approximation, we considered all ionizable residues in their neutral forms.’**‘As a first approximation of winter range, I plotted museum specimen records by month on maps of the Western Hemisphere.’**‘The data flow for each approximation mode is also shown.’**‘The dense-map approximations are too conservative and thus result in power loss, while the sparse-map approximations tend to be too liberal.’**‘Using a continuous-time approximation, the transition probability from the wild-type allele to the best available allele is’**‘The approximations are not bad (giving errors of around 20 %), but this situation is hardly satisfactory.’**‘Another weakness was that the assumed values for portion sizes, distributions of fish species in meals, and food contents of nutrients are only approximations to the true values.’*

**estimate**, estimation, guess, conjecture, rough calculation, rough idea, surmiseView synonyms**semblance**, outward appearance, likeness, resemblance, similarity, correspondence, comparison- 1.1A thing that is similar to something else, but is not exactly the same.
*‘the band smashed up their equipment in an approximation of rock star behaviour’**‘User's attitudes also had to be examined in order to assess whether the approximations in the animation were satisfactory.’**‘Most pocket cameras have a separate viewfinder: what you see is an approximation of what the lens is seeing.’**‘Previously published methods for deriving Q have used eigen-decomposition of an approximation to P (t).’**‘Thus, the classic Kok model is just convenient first-order approximation to the real case.’**‘Without a fully linear structure to the economy, at best an inflation index is an approximation.’**‘Matheson's method does give a very close approximation to the situation in 1890.’**‘For participants in the glue group, similar approximation was achieved with single circumferential application of tissue glue.’**‘Once Fido performs even a close approximation of the trick a reward follows.’**‘The story, which is performed in an approximation of a Beijing Opera style, is simple.’**‘The current difficulties of the Ukrainian government in achieving approximation of the Law of Ukraine with the Law of the European Union.’**‘I could find the words that would get my message through with some approximation of what I actually mean.’**‘For him, translation requires an act of engagement that goes much deeper than a word-for-word approximation.’**‘Due to the nature of the language, some of these translations are approximations.’**‘Computer researcher Laurent Mathy from Lancaster University points out that " simulations only give you an approximation of reality.’**‘Some are based on European approximations of local African place names - often such bastardised versions of the originals that they are barely recognisable.’**‘This approximation was justified by the argument that the relative lengths of any two segments are only very weakly correlated.’**‘Rhuddlan was the closest approximation to a town in pre-Norman Wales during its brief periods under Welsh rule.’**‘At the time Corps engineers called their approximation a standard project hurricane (SPH), equivalent to what today would be called a fast-moving category 3 storm.’**‘Consisting of basic shapes and pieces lifted from existing ships, it's a very loose approximation of what the final ship mesh will look like.’**‘The Montessori environment, though wonderful in many ways, often is just an approximation of what we already have in our homes.’*

View synonyms**semblance**, outward appearance, likeness, resemblance, similarity, correspondence, comparison

**Pronunciation**

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