We found 18 dictionaries that define the word heptachlor:

General (11 matching dictionaries)

1. heptachlor: Merriam-Webster
2. heptachlor: Oxford Learner's Dictionaries
3. heptachlor: American Heritage Dictionary of the English Language
4. heptachlor: Collins English Dictionary
5. heptachlor: Wiktionary
6. heptachlor: Webster's New World College Dictionary, 4th Ed.
7. heptachlor: The Wordsmyth English Dictionary-Thesaurus
8. heptachlor: Infoplease Dictionary
9. heptachlor: Dictionary.com
10. Heptachlor: Wikipedia, the Free Encyclopedia
11. heptachlor: TheFreeDictionary.com

Computing (1 matching dictionary)

12. heptachlor: Encyclopedia

Medicine (4 matching dictionaries)

13. heptachlor: Merriam-Webster Medical Dictionary
14. Medical Dictionary (No longer online)
15. online medical dictionary (No longer online)
16. heptachlor: Medical dictionary

Science (1 matching dictionary)

17. Glossary of chlorine and other chemical related terms (No longer online)

Tech (1 matching dictionary)

18. Chemical Fact Sheet (No longer online)

Definitions from Wiktionary (heptachlor) ▸ noun:  (organic chemistry) An organochlorine compound formerly used as an insecticide. Similar: hexachlorocyclohexane, hexachlorophenol, hexachlorophene, hexachloroacetone, dichlofenthion, hexachlorocyclopentadiene, chlorethoxyfos, methoxychlor, metolachlor, heptachlorobiphenyl, more... Types: heptachloroethane, he, more... Phrases: heptachlor epoxide, more... ▸ Words similar to heptachlor ▸ Usage examples for heptachlor ▸ Idioms related to heptachlor ▸ Wikipedia articles (New!) ▸ Popular adjectives describing heptachlor ▸ Words that often appear near heptachlor ▸ Rhymes of heptachlor ▸ Invented words related to heptachlor