lipid
US /ˈlɪp.ɪd/
UK /ˈlɪp.ɪd/

1.
lipídio, gordura
any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents. They include many natural oils, waxes, and steroids.
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The cell membrane is primarily composed of a bilayer of lipids.
A membrana celular é composta principalmente por uma bicamada de lipídios.
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Dietary lipids are essential for energy storage and hormone production.
Os lipídios dietéticos são essenciais para o armazenamento de energia e a produção de hormônios.