"bitetrad" meaning in English

See bitetrad in All languages combined, or Wiktionary

Noun

IPA: /ˈbaɪ.tɛtɹæd/ Forms: bitetrads [plural]
Etymology: From bi- + tetrad. Etymology templates: {{pre|en|bi-|tetrad}} bi- + tetrad Head templates: {{en-noun}} bitetrad (plural bitetrads)
  1. (biology) A group or arrangement consisting of two tetrads.
    Sense id: en-bitetrad-en-noun-0DYtHF~w Categories (other): Biology, English entries with incorrect language header, English terms prefixed with bi-, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 54 46 Disambiguation of English terms prefixed with bi-: 52 48 Disambiguation of Pages with 1 entry: 55 45 Disambiguation of Pages with entries: 54 46 Topics: biology, natural-sciences
  2. (chemistry) A structural unit composed of two tetrads within a crystal lattice or molecular structure.
    Sense id: en-bitetrad-en-noun-M8idy7xY Categories (other): Chemistry, English entries with incorrect language header, English terms prefixed with bi-, Pages with 1 entry, Pages with entries Disambiguation of English entries with incorrect language header: 54 46 Disambiguation of English terms prefixed with bi-: 52 48 Disambiguation of Pages with 1 entry: 55 45 Disambiguation of Pages with entries: 54 46 Topics: chemistry, natural-sciences, physical-sciences

Inflected forms

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      "tetrad#English"
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  "etymology_text": "From bi- + tetrad.",
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          "text": "Bitetrads are found in Piptadeniopsis (Fig. 10), Micro-lobius (Fig. 9) and in any species of Mimosa(Fig. 4) and Piptadenia, but tetrads and/or polyads are present in the same taxa too.",
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          "text": "These works revealed that Mimosa pollen grains canbe grouped into tetrads, bitetrads (eight grains) or polyads (12 or 16 grains).",
          "type": "quotation"
        }
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        "(biology) A group or arrangement consisting of two tetrads."
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          "ref": "1870 August 11, Nature: A Weekly Illustrated Journal of Science, volume II, New York: MacMillan and Co, page 295:",
          "text": "Two tetrads are also assumed to join base to base producing the bitetrad, and from these two forms the tetrad and the bitetrad, all the atoms and molecules of our planet are supposed to be produced.",
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          "text": "Single tetrads, whenever they ar not permitted to cohere in larget numbers, will in every case cohere as bitetrads. Are we, then, to look for the bitetrad among chemical elements?",
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          "text": "Bitetrads are found in Piptadeniopsis (Fig. 10), Micro-lobius (Fig. 9) and in any species of Mimosa(Fig. 4) and Piptadenia, but tetrads and/or polyads are present in the same taxa too.",
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        "(biology) A group or arrangement consisting of two tetrads."
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          "text": "To achieve this, one has to pay a relatively high price, namely to increase the number of degrees of freedom, replacing the tetrad field by the bitetrad field.",
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        "(chemistry) A structural unit composed of two tetrads within a crystal lattice or molecular structure."
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}

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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-09-25 from the enwiktionary dump dated 2026-09-02 using wiktextract (1a05e46 and e3d6d4e). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.