Definition of etymon in English:

etymon

noun

  • A word or morpheme from which a later word is derived:

    ‘they both derive from the same etymon’
    • ‘The probable etymon of each Gaelic word is given too, and when no information to the contrary follows later it may be understood that its sense matches closely that of the Gaelic word.’
    • ‘Of the etymon of ‘pamphlet’ I know nothing; but that the word is far more ancient than is commonly believed.’
    origin, etymology
    View synonyms

Origin

Late 16th century (denoting the original form of a word): via Latin from Greek etumon true thing (see etymology).

Pronunciation:

etymon

/ˈɛtɪmɒn/