deletion

/dɪˈliːʃn/ (bre, ipa) · [dɪlˈiʃən] /dɪˈliːʃn/ (ame, ipa) · [dɪlˈiʃən] /di-ˈlē-shən How to pronounce deletion (audio) dē-/ (ame, mw)

deletion — noun

  • deletionsingular
  • deletionsplural

1. the act of taking words, pictures, data, or other content out of something, or t

1.名詞C1
釋義

the act of taking words, pictures, data, or other content out of something, or the part that has been taken out

例句

The deletion of one email erased Adisa's record of the payment.

deletion of + noun

Christopher noticed a deletion from the article just before it went online.

deletion from + document

同義詞
  • removal

    broader and less tied to text, files, or specific missing content

  • omission

    often suggests something was left out of writing or speech rather than actively deleted

  • erasure

    focuses more on wiping marks away so they cannot be seen

反義詞
  • addition

    putting extra content in rather than taking it out

  • insertion

    adding a word, line, or item into a text or file

文法句型

deletion of + noun

deletion from + file or document

mark + noun + for deletion

用法筆記

Use 'deletion of' for the thing that was removed and 'deletion from' for the place it came out of. This sense is common in editing, computing, and record-keeping.

常見錯誤

❌The deletion from the essay a paragraph changed the meaning.
✅The deletion of a paragraph from the essay changed the meaning.
💡use 'of' for the removed part and 'from' for the larger text or file.

2. a case where DNA is missing from part of a chromosome or gene, or the mutation t

2.名詞C2
釋義

a case where DNA is missing from part of a chromosome or gene, or the mutation that causes that loss

例句

The test showed a small deletion in the gene that affects hearing.

deletion in + gene

Doctors found a deletion of three DNA letters in Eli's sample.

deletion of + DNA letters

同義詞
  • mutation

    much broader, since many mutations do not remove DNA

  • loss

    plain-language description, but less precise as a technical label

反義詞
  • insertion

    a mutation where extra DNA is added instead of lost

  • duplication

    a mutation where a DNA section is copied rather than removed

文法句型

deletion in + gene

deletion of + DNA segment

chromosomal deletion

用法筆記

Used in genetics for a missing stretch of DNA. Writers often use 'in' for the affected gene or chromosome and 'of' for the missing letters or segment.