In conclusion or in conclusion - which is correct?

The difference in the spelling of the words "in conclusion" and "in conclusion" has several explanations. They do not exclude the use of -e or -i in these word forms, but specify in which cases their choice is correct.

If in the context the word "conclusion" shows morphological features of a noun, -e or -i is written in the ending depending on the case form of this part of speech.

The lexical meaning of the noun "conclusion" can be associated

  • with the action: the conclusion of the contract;
  • to indicate a conclusion from something: a conclusion about a disease, to come to a conclusion;
  • indicate the last, concluding part of something: the conclusion of the report;
  • imply being in custody: sentencing to imprisonment.

When you change the word conclusion with the indicated meanings in the accusative and prepositional cases, its forms "in conclusion" and "in conclusion" appear. In this case, the accusative case corresponds to the case ending -e, and the prepositional form - -i:

In the conclusioneof the transaction, additional clarifications have been made. (In what? - in the conclusione. V. p.)

In the conclusioneabout the disease, the doctor entered an absolutely accurate diagnosis. (In what? - in the conclusione. V. p.)

He got into the conclusioneout of stupidity. (What? - in the conclusione. V. p.)

Both parties were interested in the conclusionandof the world. (In what? - in the conclusionand. - Sec.)

There was no logic in the conclusionandof this whole story. (In what? - in the conclusionand. - P. p.)

He spent ten long years in prisonand. (In what? - in the conclusionand. - P. p.)

The case endings of nouns "in conclusion" and "in conclusion" should be determined in terms of the accusative and prepositional cases:

Accusative: who? what? - (c) conclusion

Prepositional: in whom? in what? - in the conclusion

A derivative adverbial preposition "in conclusion", which is used in a sentence to indicate the final part of something, but does not have an independent lexical meaning, must be distinguished from a noun. It refers to the official parts of speech, does not change and is written with the letter -e at the end:

In the conclusioneof his brilliant speech, the orator glanced victoriously at the audience. (In conclusioneis an adverbial preposition)

And in conclusioneI will say that the evening was a success. (In conclusioneis an adverbial preposition)

TheDifference.ru determined that the difference between the words “in conclusion” and “in conclusion” is as follows:

  1. “In conclusion” is the accusative form of the noun “conclusion”, which is formed with the ending -e. “In conclusion” is the instrumental case of the same noun, formed by adding the ending –и.
  2. The derivative adverbial preposition “in conclusion” differs from the case forms “in conclusion” and “in conclusion”, which does not have an independent lexical meaning, does not change and is traditionally written with the letter -e at the end.
  3. The difference between nouns with prepositions “in conclusion” and “in conclusion” from the derivative preposition “in conclusion” is determined by context.
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