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I had undergone operation vs I had undergone an operation

Both phrases are correct, but they are used in different contexts. 'I had undergone operation' is not commonly used in English as it is missing the article 'an' before 'operation'. 'I had undergone an operation' is the more common and correct way to express that you have had a surgical procedure.

Last updated: March 22, 2024 • 7373 views

I had undergone operation

This phrase is not commonly used in English as it is missing the article 'an' before 'operation'.

This phrase is not correct in standard English. It should include the article 'an' before 'operation'.
  • have not undergone operations there other than unloading and reloading.
  • -have not undergone operations other than unloading, reloading or any operation intended to keep them in good condition;
  • have not undergone operations other than unloading, reloading and any operation intended to keep them in good condition;
  • -have not undergone operations other than unloading, reloading or any operation designed to keep them in good condition there;
  • - have not entered into commerce or been released for consumption, and - have not undergone operations other than loading, reloading or any other operation intended to keep them in good condition.
  • Anteo had undergone an operation on his tongue to reshape the spaces of his mouth to approximately coincide with the proportions of the singing apparatus of the starling.
  • have not undergone operations there other than unloading and reloading or any other operation to keep them in good condition.
  • have not undergone operations there other than unloading and reloading or any other operation to keep them in good condition.
  • Any refund on products which have undergone operations as referred to above shall be determined on the basis of the quantity, type, and characteristics of the products at the date used to calculate the refund, in accordance with Article 27.
  • (iii) have not undergone operations there other than unloading and reloading or any other operation to keep them in good condition.
  • (iii) have not undergone operations there other than unloading and reloading or any other operation to keep them in good condition.
  • People who have worked in hospitals have said that as many as 6000 Falun Gong members have undergone operations to have internal organs removed, and that at least three quarters of them have died as a result of the operation.
  • How would you feel if you had undergone such an operation?
  • Our colleague, Mr Brok, has undergone an operation.
  • - they have not undergone any operations beyond what is necessary to preserve them in good condition while in that country.
  • Community goods which have undergone processing operations within a free zone;
  • have undergone a surgical operation or invasive procedure;
  • b) they have undergone normal tending operations.
  • they have not undergone any operations beyond that necessary to preserve them in good condition while in that country.
  • (b) Community goods which have undergone processing operations within a free zone;

Alternatives:

  • I had undergone an operation

I had undergone an operation

This phrase is the correct and commonly used way to express that you have had a surgical procedure.

This phrase is the correct way to talk about having had a surgical procedure. It includes the article 'an' before 'operation'.
  • Anteo had undergone an operation on his tongue to reshape the spaces of his mouth to approximately coincide with the proportions of the singing apparatus of the starling.
  • Our colleague, Mr Brok, has undergone an operation.
  • How would you feel if you had undergone such an operation?
  • 'Prepared fishery products' means unprocessed fishery products that have undergone an operation affecting their anatomical wholeness, such as gutting, heading, slicing, filleting, and chopping.
  • "Prepared fishery products" means unprocessed fishery products that have undergone an operation affecting their anatomical wholeness, such as gutting, heading, slicing, filleting, and chopping.
  • 'prepared products' means any fishery product which has undergone an operation affecting its anatomical wholeness, such as gutting, heading, slicing, filleting, chopping, etc.;
  • 5. 'prepared products' means any fishery product which has undergone an operation affecting its anatomical wholeness, such as gutting, heading, slicing, filleting, chopping, etc.;
  • have not undergone operations there other than unloading and reloading.
  • -have not undergone operations other than unloading, reloading or any operation intended to keep them in good condition;
  • have not undergone operations other than unloading, reloading and any operation intended to keep them in good condition;
  • We need to ensure that the cost of treatment following an operation undergone in a different Member State does not result in additional costs being charged to the healthcare professionals in the patient's Member State of affiliation, particularly in the case of emergency operations.
  • - they have not undergone any operations beyond what is necessary to preserve them in good condition while in that country.
  • -have not undergone operations other than unloading, reloading or any operation designed to keep them in good condition there;
  • - have not entered into commerce or been released for consumption, and - have not undergone operations other than loading, reloading or any other operation intended to keep them in good condition.
  • Community goods which have undergone processing operations within a free zone;
  • have undergone a surgical operation or invasive procedure;
  • b) they have undergone normal tending operations.
  • they have not undergone any operations beyond that necessary to preserve them in good condition while in that country.
  • (b) Community goods which have undergone processing operations within a free zone;
  • they have undergone normal tending operations.

Alternatives:

  • I had undergone surgery
  • I underwent an operation
  • I underwent surgery
  • I have had an operation

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