www.macroevolution.net/suffix-prefix-dictionary.html

Suffix Prefix Dictionary is the most comprehensive online dictionary of biological and medical prefixes and suffixes. Searchable. With etymologies.

www.vocabulary.com/dictionary/prefix

A prefix is affix that's added in front of a word and often changes the meaning of it. Common prefixes include re-, un-, and mis-.

en.oxforddictionaries.com/prefixes-and-suffixes

Prefixes and suffixes are some of the important building blocks for creating new words in English. Find out more about words formed this way.

www.dictionary.com/browse/com-

a prefix meaning “with,” “together,” “in association,” and (with intensive force) “ completely,” occurring in loanwords from Latin ( commit ): used in the formation of  ...

www.dictionary.com/browse/prefix

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 ...

www.learnthat.org/pages/view/roots.html

Root Words & Prefixes: Quick Reference ...... LearnThatWord and the Open Dictionary of English are programs by LearnThat Foundation, a 501(c)3 nonprofit.

www.merriam-webster.com/dictionary/prefix

... in a sentence. What are prefixes, suffixes, and combining forms? ... See the full definition for prefix in the English Language Learners Dictionary. prefix. noun.

dictionary.cambridge.org/us/dictionary/english/prefix

prefix meaning: 1. a letter or group of letters added to the beginning of a word to make a new word: 2. a dialling code UK 3. a letter or group of letters added to ...

www.wordsmyth.net/school/JDMEHT45/?mode=wpar

Word part, Type, Origin, Definition. a-, prefix, Old English, on. a-, prefix, Latin, to, toward. a-, an-, prefix, Greek, not, without. ab-, abs-, prefix, Latin, from, away ...