Past tense of alter
regular verb
The past tense of alter is altered. The past participle is also altered.
Forms of alter
| Base form (V1) | alter /ˈɒl.tə/ |
|---|---|
| Past tense (V2) | altered /ˈɔːl.təd/ |
| Past participle (V3) | altered /ˈɔːl.təd/ |
| Present participle | altering |
| Third person singular | alters |
Altered in a sentence
- Global variables must not be altered by reentrant code.From the entry reentrant
- When the upper storey of the house was altered the roof had to be stutted up for the time being.From the entry stut
- When a premodifying phrase (such as this one) is used, the meaning of the clause that follows it (such as this one) is qualified or altered.From the entry premodify
- Over time, the Bible has been altered from its original state.2018, Michael Barnett, The Rastafari Movement: A North American and Caribbean Perspective, Routledge, →ISBN. From the entry Rastafari
- The presented bicomposite material managed to provide an microenvironment that altered the default healing response towards regeneration.2016 January 15, “New Amniotic Membrane Based Biocomposite for Future Application in Reconstructive Urology”, in PLOS ONE, →DOI. From the entry bicomposite
Meaning of alter
- verb To change the form or structure of.
- verb To become different.
- verb To tailor clothes to make them fit.
Questions about the past tense of alter
- What is the past tense of alter?
- The past tense of alter is altered.
- What is the past participle of alter?
- The past participle of alter is altered.
- Is alter a regular or irregular verb?
- Alter is a regular verb: its past tense adds -ed.
Source and license
Adapted from Wiktionary: alter (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.
Last updated:
Cite this page: “Past tense of alter.” Word.ws, https://word.ws/past-tense/alter. Based on Wiktionary, CC BY-SA 4.0.
