Select a search method
Start letters
End letters
Enter a word to find antonyms.eg. 'HAPPY' returns Sad, Unhappy, Blue etc
    Dictionary Only:
    Explicit Words:

    PROTON Antonyms

    There are 2 antonyms of the word proton. (opposite meanings)
    Did you mean?
    Definition of PROTON
    Also try opposite words for..
    protons

    Best Opposite Words For PROTON

    RankWordSave?Synonyms..UsageType
    1electron
    		nounn
    2neutron
    		nounn

    Alternatives for ELECTRON

    Words (1)
    negatron
    Opposite words for electron
    WordDB Icon
    WordDB
    United Kingdom
    Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
    1.
    Tap on share button
    2.
    Tap on Add To Home Screenadd button
    3.
    Find WordDB App Icon on your home screen