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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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polymer go
a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers
a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers
polyurethane, polyurethan
any of various polymers containing the urethane radical
any of various polymers containing the urethane radical
noun.substance
1 Subcategories
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polyfoam, polyurethane foam go
a foam made by adding water to polyurethane plastics