Polyatomic ion
noun
a charged particle which has two or more atoms held together by covalent bonds
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- Polyatomic molecule
noun an uncharge particle which has more than two atoms; a molecule consisting of atoms from a single element
- Polyaxial joint
polyaxial joint pol·y·ax·i·al joint (pŏl’ē-āk’sē-əl) n. See multiaxial joint.
- Poly bag
/ˈpɒlɪ/ noun 1. (Brit, informal) a polythene bag, esp one used to store or protect food or household articles
- Polybasic
[pol-ee-bey-sik] /ˌpɒl iˈbeɪ sɪk/ adjective, Chemistry. 1. (of an acid) having two or more atoms of replaceable hydrogen. /ˌpɒlɪˈbeɪsɪk/ adjective 1. (of an acid) having two or more replaceable hydrogen atoms per molecule polybasic pol·y·ba·sic (pŏl’ē-bā’sĭk) adj. Of or relating to an acid that has two or more hydrogen atoms that can be replaced by […]
- Polybasite
[pol-ee-bey-sahyt, puh-lib-uh-sahyt] /ˌpɒl iˈbeɪ saɪt, pəˈlɪb əˌsaɪt/ noun 1. a blackish mineral, Ag 9 SbS 6 : a minor ore of silver. /ˌpɒlɪˈbeɪsaɪt; pəˈlɪbəˌsaɪt/ noun 1. a grey to black mineral consisting of a sulphide of silver, antimony, and copper in the form of platelike monoclinic crystals. It occurs in veins of silver ore. Formula: […]