We found 30 dictionaries that define the word estimator:

General (17 matching dictionaries)

1. estimator: Merriam-Webster
2. estimator: Oxford Learner's Dictionaries
3. estimator: Collins English Dictionary
4. estimator: Vocabulary.com
5. Estimator, estimator: Wordnik
6. estimator: Wiktionary
7. Estimator, estimator: Dictionary.com
8. Estimator: Wikipedia, the Free Encyclopedia
9. Estimator: Online Plain Text English Dictionary
10. estimator: Webster's Revised Unabridged, 1913 Edition
11. estimator: Rhymezone
12. Estimator: AllWords.com Multi-Lingual Dictionary
13. estimator: Webster's 1828 Dictionary
14. estimator: FreeDictionary.org
15. estimator: Mnemonic Dictionary
16. estimator: TheFreeDictionary.com
17. estimator: Longman Dictionary of Contemporary English

Business (3 matching dictionaries)

18. INVESTORWORDS (No longer online)
19. estimator: Glossary of research economics
20. estimator: Legal dictionary

Computing (1 matching dictionary)

21. estimator: Encyclopedia

Medicine (3 matching dictionaries)

22. online medical dictionary (No longer online)
23. estimator: Medical dictionary
24. Dorland's Illustrated Medical Dictionary (No longer online)

Miscellaneous (1 matching dictionary)

25. estimator: Idioms

Science (4 matching dictionaries)

26. Estimator: Eric Weisstein's World of Mathematics
27. estimator: PlanetMath Encyclopedia
28. Statistics (No longer online)
29. Glossary of Avian Terms For Use in Avian Conservation Biology (No longer online)

Slang (1 matching dictionary)

30. ESTIMATOR: Urban Dictionary

(Note: See estimators as well.)

Definitions from Wiktionary (estimator) ▸ noun:  A person who estimates, especially one who estimates costs ▸ noun:  (mathematics) A function of a random sample of a population used to estimate some parameter of the whole population Similar: calculator, computer, figurer, reckoner, valuator, guesstimator, assessor, prizer, understater, eyeballer, more... Opposite: measurer, evaluator, judge, assessor Types: mean, median, mode, range, interquartile range, standard deviation, variance, more... Phrases: unbiased estimator, Consistent estimator, point estimator, biased estimator, state estimator, more... Adjectives: unbiased, maximum, consistent, least, efficient, best, linear, biased, robust, optimal, minimum ▸ Words similar to estimator ▸ Usage examples for estimator ▸ Idioms related to estimator ▸ Wikipedia articles (New!) ▸ Popular adjectives describing estimator ▸ Words that often appear near estimator ▸ Rhymes of estimator ▸ Invented words related to estimator