Definition of heptad in English:

heptad

noun ˈhɛptadˈhɛpˌtæd

technical

A group or set of seven.
〈技〉成七的一组（或一套）
Example sentencesExamples
- The zipper was positioned either immediately after the heads or following 15 heptads of native sequence.
- In fibrous proteins, the coiled coil structures can be many heptads long.
- The amino acids in the heptad repeats that constitute the predicted coiled-coil regions are underlined.
- Coiled coils commonly contain a heptad of residues labeled A-G, repeated at least three or four times.
- Add vowels to create words, then delete this heptad of words.

Origin

Mid 17th century: from Greek heptas, heptad-, from hepta 'seven'.

Definition of heptad in US English:

heptad

nounˈhepˌtadˈhɛpˌtæd

technical

A group or set of seven.
〈技〉成七的一组（或一套）
Example sentencesExamples
- The amino acids in the heptad repeats that constitute the predicted coiled-coil regions are underlined.
- Coiled coils commonly contain a heptad of residues labeled A-G, repeated at least three or four times.
- Add vowels to create words, then delete this heptad of words.
- The zipper was positioned either immediately after the heads or following 15 heptads of native sequence.
- In fibrous proteins, the coiled coil structures can be many heptads long.

Origin

Mid 17th century: from Greek heptas, heptad-, from hepta ‘seven’.

词汇	heptad
释义	Definition of heptad in English: heptad noun ˈhɛptadˈhɛpˌtæd technical A group or set of seven. 〈技〉成七的一组（或一套） Example sentencesExamples The zipper was positioned either immediately after the heads or following 15 heptads of native sequence. In fibrous proteins, the coiled coil structures can be many heptads long. The amino acids in the heptad repeats that constitute the predicted coiled-coil regions are underlined. Coiled coils commonly contain a heptad of residues labeled A-G, repeated at least three or four times. Add vowels to create words, then delete this heptad of words. Origin Mid 17th century: from Greek heptas, heptad-, from hepta 'seven'. Definition of heptad in US English: heptad nounˈhepˌtadˈhɛpˌtæd technical A group or set of seven. 〈技〉成七的一组（或一套） Example sentencesExamples The amino acids in the heptad repeats that constitute the predicted coiled-coil regions are underlined. Coiled coils commonly contain a heptad of residues labeled A-G, repeated at least three or four times. Add vowels to create words, then delete this heptad of words. The zipper was positioned either immediately after the heads or following 15 heptads of native sequence. In fibrous proteins, the coiled coil structures can be many heptads long. Origin Mid 17th century: from Greek heptas, heptad-, from hepta ‘seven’.
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