See Also: naphthaleneacetic(dictionary)
naphthaleneacetic acids(medicine)

naphthaleneacetic (iou)



naphthaleneacetic adjective. E20.
[from NAPHTHALENE + ACETIC.]
Chemistry. naphthaleneacetic acid: either of two crystalline compounds, C10H7CH2COOH, derived from naphthalene; spec. (more fully -naphthaleneacetic acid) one used to stimulate the rooting of plant cuttings and prevent premature dropping of fruit.