Weber's law vs law of nature

Weber's law and law of nature both are nouns.

Word	Noun	Adjective	Verb	Adverb
Weber's law	Yes	No	No	No
law of nature	Yes	No	No	No

As nouns, law of nature is a hypernym of Weber's law; that is, law of nature is a word with a broader meaning than Weber's law:

Weber's law: (psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus
law of nature: a generalization that describes recurring facts or events in nature

Other hypernyms of Weber's law include law.

Weber's law (noun)	law of nature (noun)
(psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus	a generalization that describes recurring facts or events in nature