Morphemes in “predetermined”
“predetermined” has 3 morphemes: pre- + determine + -ed.
pre
prefix
+
determin
root
+
ed
suffix
Spelling changes when the parts join: the boxes show the letters as written; the morphemes themselves are pre- + determine + -ed.
Each morpheme explained
| Morpheme | Type | Free / bound | Meaning |
|---|---|---|---|
| pre- | derivational prefix | bound | before |
| determine (written determin) | free root | free | establish after a calculation, investigation, experiment, survey, or study |
| -ed | inflectional suffix | bound | past tense / past participle |
How the word is built
determine → predetermine → predetermined
Each step adds one affix to the word before it; the root “determine” is where the chain starts.
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Segmentation derived from MorphyNet (Batsuren, Bella & Giunchiglia, 2021; CC BY-SA 3.0, built from Wiktionary), with hand-written affix glosses and root meanings from WordNet. Reviewed for classroom use; tell us if you spot an error.
Frequently Asked Questions
How many morphemes are in "predetermined"?
"predetermined" has three morphemes: pre- + determine + -ed.
How do you break "predetermined" into morphemes?
pre- + determine + -ed. The root is "determine"; pre- is a derivational prefix, -ed is a inflectional suffix.
What is the root word of "predetermined"?
The root of "predetermined" is "determine", built up as determine → predetermine → predetermined.
Is this morphology tool free?
Yes. The Fixie morphological analyzer is free with no signup and runs in your browser.