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  1. PREFIX Definition & Meaning - Merriam-Webster

    What are prefixes, suffixes, and combining forms? Prefixes and suffixes are both kinds of affixes. That is, they are word parts that attach to the beginning or end of a word or word base (a word …

  2. Prefixes - Grammar - Cambridge Dictionary

    There are no absolute rules for when to use a hyphen or when to write a prefixed word as one whole word (see the examples in the table). A good learner’s dictionary will tell you how to …

  3. Prefix - Wikipedia

    A prefix is an affix which is placed before the stem of a word. [1] Particularly in the study of languages, a prefix is also called a preformative, because it alters the form of the word to …

  4. PREFIX: 35+ Common Prefixes (with Meaning and Useful Examples) - 7ESL

    Jun 15, 2024 · In English, a prefix is a letter/a group of letters attached to the beginning of a word to form a new word. In simple words, a prefix is a few letters put at the beginning of a word to …

  5. Prefixes in English – Definition, Types, and Examples

    Mar 8, 2025 · Prefixes are an essential part of English vocabulary. They are added to the beginning of a word to change its meaning. Learning prefixes will help you expand your …

  6. 36 Common Prefixes in English - ThoughtCo

    May 18, 2025 · Prefixes are letters at the start of words that change their meanings. Knowing prefixes can help us understand new words and sometimes shows the opposite meaning. …

  7. Prefixes - The Free Dictionary

    What is a prefix? Prefixes are morphemes (specific groups of letters with particular semantic meaning) that are added onto the beginning of roots and base words to change their meaning.

  8. PREFIX Definition & Meaning | Dictionary.com

    Prefix definition: an affix placed before a word, base, or another prefix to modify a term's meaning, as by making the term negative, as un- in unkind, by signaling repetition, as re- in reinvent, or …

  9. What Are Prefixes? - LanguageTool

    Jun 12, 2025 · A prefix is a letter or group of letters that are added to the beginning of a word to change its meaning. For example, “bi-” means “two.”

  10. What Are Prefixes in English? Definition and Examples

    Dec 8, 2022 · Prefixes are one- to three-syllable affixes added to the beginning of a base word to slightly change its meaning. For example, adding the prefix im- to the base word possible …