We found 7 dictionaries that define the word ests:

General (5 matching dictionaries)

1. ests: Merriam-Webster
2. ESTS: Vocabulary.com
3. Ests, Ests, ests, ests: Wordnik
4. ESTs: Wiktionary
5. ESTS: Dictionary.com

Miscellaneous (2 matching dictionaries)

6. ESTS: Acronym Finder
7. United States Postal Service Official Abbreviations (No longer online)

(Note: See est as well.)

Definitions from Wiktionary (ESTS) ▸ noun:  Initialism of European Society of Thoracic Surgeons. Opposite: wests, westerlies, occidents ▸ Words similar to ests ▸ Usage examples for ests ▸ Idioms related to ests ▸ Wikipedia articles (New!) ▸ Popular adjectives describing ests ▸ Words that often appear near ests ▸ Rhymes of ests ▸ Invented words related to ests