| NOUN | substance | naphthol | either of two phenols derived from naphthalene |
|---|
| Meaning | Either of two phenols derived from naphthalene. | |
|---|---|---|
| Narrower | alpha-naphthol | An isomer of naphthol used in dyes |
| beta-naphthol | An isomer of naphthol used in rubber as an antioxidant | |
| Broader | phenol | Any of a class of weakly acidic organic compounds |
| Spanish | naftol | |
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