Meaning & use

lipid

noun·Academic

Last updated

UK/ˈlɪp.ɪd/
US/ˈlɪp.ɪd/

Meaning

  1. nouncountabletechnicalbiologychemistry

    Any of a group of natural substances that do not dissolve in water, including fats, oils, waxes, and steroids.

    Grammar: Countable: you can say a lipid, lipids, or several lipids.

    Patterns

    • a lipid molecule
    • lipids in the blood
    • a type of lipid

    The cell membrane is made mainly of lipids and proteins.

    A blood test can measure the level of lipids in your body.

    Olive oil is rich in healthy lipids.

Word forms

plurallipids

Common combinations

lipid bilayer
The lipid bilayer forms the outer boundary of the cell.
lipid profile
The doctor ordered a lipid profile to check his cholesterol.
lipid metabolism
Exercise can improve lipid metabolism.
lipid-soluble
Some vitamins are lipid-soluble and need fat to be absorbed.

Synonyms and how they differ

fat
Fat is the everyday word; lipid is the scientific term that covers a wider group of substances.
oil
Oil usually refers to a liquid lipid at room temperature, while lipid is the general scientific category.

Word family

lipidic adjective
Relating to lipids.

Commonly confused: lipid or lipide?

lipid vs lipide

Lipide is an older variant spelling; lipid is now standard.

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