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had been retarding
  • past perfect progressive of retard.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After 1822, Neptune, in passing from E to D, had been retarding Uranus in his orbit from B to A. We have seen it is easy to miss immortality.

From Recreations in Astronomy With Directions for Practical Experiments and Telescopic Work by Warren, Henry White