释义 |
tetradicenUK
tet·rad T0131000 (tĕt′răd′)n.1. A group or set of four.2. A tetravalent atom, radical, or element.3. Biology a. A four-part structure that forms during the prophase of meiosis and consists of two homologous chromosomes, each composed of two sister chromatids.b. A group of four haploid cells, such as spores, formed by meiotic division of one mother cell. [Greek tetras, tetrad-; see kwetwer- in Indo-European roots.] te·trad′ic adj.tetradic (tɛˈtrædɪk) adjrelating to something that has a group of fourtetradicenUK
tetradic[tə′trad·ik] (mathematics) An operator that transforms one dyadic into another. tetradicenUK
te·trad·ic (te-trad'ik), Relating to a tetrad.ThesaurusSeetetrad |