Morphemes in “vaccination”
“vaccination” has 3 morphemes: vaccine + -ate + -ion.
Spelling changes when the parts join: the boxes show the letters as written; the morphemes themselves are vaccine + -ate + -ion.
Each morpheme explained
| Morpheme | Type | Free / bound | Meaning |
|---|---|---|---|
| vaccine (written vaccin) | free root | free | immunogen consisting of a suspension of weakened or dead pathogenic cells injected in order to stimulate the production of antibodies |
| -ate (written at) | derivational suffix | bound | to make, to cause, to act on; having |
| -ion | derivational suffix | bound | action, process or result of |
How the word is built
vaccine → vaccinate → vaccination
Each step adds one affix to the word before it; the root “vaccine” is where the chain starts.
Morphemes are not syllables
Morphemes are units of meaning; syllables are units of sound. The boundaries often fall in different places, which is why “vaccination” splits one way for a morphology exercise and another for a syllable count.
Break any word into morphemes
Prefixes, roots and suffixes with glosses, free and in your browser.
Open the morphological analyzer →Related words
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.