[pol-ee-tip-ik] /ˌpɒl iˈtɪp ɪk/
having or involving many or several types.
existing in, consisting of, or incorporating several different types or forms
(biology) (of a taxonomic group) having many subdivisions, esp (of a species) having many subspecies and geographical races
polytypic pol·y·typ·ic (pŏl’ē-tĭp’ĭk) or pol·y·typ·i·cal (-ĭ-kəl)
Having several variant forms, especially subspecies or varieties.
Having several variant forms, especially containing more than one taxonomic category of the next lower rank. A polytypic genus contains two or more different species, while a polytypic species consists of two or more subspecies. Compare monotypic.
[pol-ee-uhn-sach-er-it, -uh-reyt] /ˌpɒl i ʌnˈsætʃ ər ɪt, -əˌreɪt/ noun 1. a polyunsaturated fat or fatty acid.
[pol-ee-uhn-sach-uh-rey-tid] /ˌpɒl i ʌnˈsætʃ əˌreɪ tɪd/ adjective, Nutrition. 1. of or noting a class of animal or vegetable fats, especially plant oils, whose molecules consist of carbon chains with many double bonds by hydrogen atoms and that are associated with a low cholesterol content of the blood. /ˌpɒlɪʌnˈsætʃəˌreɪtɪd/ adjective 1. of or relating to a […]
[pol-ee-yoo r-uh-theyn, -yoo-reth-eyn] /ˌpɒl iˈyʊər əˌθeɪn, -yʊˈrɛθ eɪn/ noun, Chemistry. 1. a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers. /ˌpɒlɪˈjʊərəˌθeɪn/ noun 1. a class of synthetic materials made by copolymerizing an isocyanate and a polyhydric […]
[pol-ee-yoo r-ee-uh] /ˌpɒl iˈyʊər i ə/ noun, Pathology. 1. the passing of an excessive quantity of urine, as in diabetes, in certain nervous diseases, etc. /ˌpɒlɪˈjʊərɪə/ noun 1. (pathol, physiol) the state or condition of discharging abnormally large quantities of urine, often accompanied by a need to urinate frequently polyuria pol·y·u·ri·a (pōl’ē-yur’ē-ə) n. Excessive passage […]