1 naphthaleneacetic acid | Definition of naphthaleneacetic acid

naphthaleneacetic acid

noun
naph·​tha·​lene·​acetic acid

Definition of naphthaleneacetic acid

: either of two crystalline naphthyl derivatives C10H7CH2COOH of acetic acid especially : the alpha or 1-compound used as a growth regulator for plants (as for preventing drop of apples before normal harvest time)

History and Etymology for naphthaleneacetic acid

naphthalene + acetic

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