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[pol-ee-uh-kril-uh-mahyd, -mid, -ak-ruh-lam-ahyd, -id] /ˌpɒl i əˈkrɪl əˌmaɪd, -mɪd, -ˌæk rəˈlæm aɪd, -ɪd/

noun, Chemistry.
a white, solid, water-soluble polymer of , used in secondary oil recovery, as a thickening agent, a flocculant, and an absorbent, and to separate macromolecules of different molecular weights.
A white, water-soluble polymer containing repeating units of acrylamide (C3H5NO)and related to acrylic acid. Polyacrylamide is used in food packaging, adhesives, coatings, and paper manufacturing. It is also used to reduce soil erosion and as a gel for electrophoresis in the laboratory analysis of protein and DNA structures.


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  • Polyacrylonitrile

    [pol-ee-ak-ruh-loh-nahy-tril, -treel, -trahyl] /ˌpɒl iˌæk rə loʊˈnaɪ trɪl, -tril, -traɪl/ noun, Chemistry. 1. a polymer of used in the manufacture of Orlon and other synthetic textiles.

  • Polyadelphous

    [pol-ee-uh-del-fuh s] /ˌpɒl i əˈdɛl fəs/ adjective, Botany. 1. (of stamens) united by the filaments into three or more sets or bundles. /ˌpɒlɪəˈdɛlfəs/ adjective 1. (of stamens) having united filaments so that they are arranged in three or more groups 2. (of flowers) having polyadelphous stamens

  • Polyadenitis

    polyadenitis pol·y·ad·e·ni·tis (pŏl’ē-ād’n-ī’tĭs) n. Inflammation of many lymph nodes.

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