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hepatotoxicity
hepatotoxin
hepcat
Hephaestus
Hepplewhite
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hepta-
heptachlor
heptad
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heptad

hep·tad [ hép tàd ] (plural hep·tads)


noun 
Definition:
 
group of seven: a set or series of seven

[Mid-17th century. < Greek heptad- "the number seven" < hepta "seven"]
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