Altar and Alter

The Quick Answer
What is the difference between altar and alter?

An altar is an area of religious worship.
Alter means to change something.
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Altar or Alter?

Occasionally, there is confusion over the words altar and alter.

Click on the Two Correct Sentences
(Interactive Game)

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Altar

The word altar is a noun. An altar is an area (usually a table) where religious worship or sacrifice occurs.

Examples:
  • The ancient Britons used to sacrifice animals on elaborate stone altars.
  • We were married at the altar in St Paul's Cathedral.
  • Have you seen the water damage to the alter in St. John's Church?
    • (should be altar)

Alter

To alter is a verb meaning to change something.

Examples:
  • Will you alter this dress for Saturday's play?
  • Fashion is a form of ugliness so intolerable that we have to alter it every six months. (Oscar Wilde)
  • Please altar your claim in Section 9. 
    • (should be alter, i.e., to amend or change)

Some Images for Altar and Alter


altar in church


eerie sacrificial altar


ladies alter clothes

Interactive Exercise
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See Also

adverse or averse? affect or effect? appraise or apprise? avenge or revenge? bare or bear? complement or compliment? dependant or dependent? discreet or discrete? disinterested or uninterested? e.g. or i.e.? envy or jealousy? imply or infer? its or it's? material or materiel? poisonous or venomous? practice or practise? principal or principle? tenant or tenet? who's or whose?
Glossary of easily confused words Glossary of common errors Glossary of grammatical terms What are nouns? What are verbs?