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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
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chemical, chemical substance go
material produced by or used in a reaction involving changes in atoms or molecules
material produced by or used in a reaction involving changes in atoms or molecules
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compound, chemical compound go
(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
(chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
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steroid go
any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings
any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings
ketosteroid
a steroid containing a ketone group
a steroid containing a ketone group
noun.substance
3 Subcategories
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androsterone go
an androgenic hormone that is less active than testosterone
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estrone, oestrone, theelin, Estronol go
a naturally occurring weak estrogenic hormone secreted by the mammalian ovary
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cortisone, Cortone Acetate go
a corticosteroid hormone (trade name Cortone Acetate) normally produced by the adrenal cortex