prefixal

/ˈpriːfɪksəl/
adjective
  1. Relating to or functioning as a prefix.
    • The prefixal element 'pre-' means 'before'.
    • The word 'unable' has a prefixal structure.
    • In linguistics, prefixal derivation is very common in English.
Antonyms
What does "prefixal" mean? | whatsthatwordmean | whatsthatwordmean