deletion
/di'li:ʃn/
Học thuậtThân thiện
Definition
- Noun:
- The act of removing or erasing something, especially written or printed material: "Deletion" refers to the process of taking something out, making it no longer present or visible.
- The part that has been removed or omitted: "Deletion" can also refer to the specific item or section that was taken out.
- (Genetics) The loss of a segment of a chromosome or a sequence of DNA: In biology, "deletion" describes a mutation where genetic material is missing.
- (Linguistics) The omission of a sound or word in speech: In language study, "deletion" is the process where elements are left out of spoken words or phrases.
Usage and Examples
General Act of Removing:
- The deletion of that offensive paragraph was necessary. (The act of removing that paragraph was required.)
- She made several deletions to her essay before submitting it. (She removed several parts from her essay.)
Referring to the Omitted Part:
- The editor's deletions were marked in red. (The parts the editor removed were indicated with red marks.)
- I disagree with the deletion of the final chapter. (I disagree with the removal of the final chapter.)
Scientific Context (Genetics):
- A genetic deletion can cause certain hereditary disorders. (The loss of a DNA segment can lead to specific inherited conditions.)
- Scientists studied the chromosomal deletion. (Researchers examined the missing piece of the chromosome.)
Linguistic Context:
- The deletion of the final 't' sound is common in casual speech. (Omitting the 't' sound at the end of words is frequent in informal talk.)
Advanced Usage
"Soft deletion": A method in data management where an item is marked as deleted but not permanently erased from the database, allowing for recovery.
- The system uses soft deletion for user accounts, so data can be restored if needed.
"Cascading deletion": In databases, the automatic deletion of related records when a primary record is deleted.
- Enabling cascading deletion ensures all associated files are removed when a project is deleted.
Variants and Related Words
- Delete (verb): To remove or erase something.
- Please delete the old files.
- Deletions (plural noun): Multiple instances or items that have been removed.
- The document was full of deletions and corrections.
Synonyms
- Erasure: The act of rubbing out or removing recorded material.
- Omission: The act of leaving something out or the thing left out.
- Excision: The act of cutting something out (often used formally or in medical/editorial contexts).
- Removal: The general act of taking something away.
Antonyms
- Addition: The act of adding something.
- Insertion: The act of putting something in.
- Inclusion: The act of including something.
Related Phrases and Concepts
"Right to deletion": A legal concept, often related to data privacy laws, granting individuals the right to have their personal data erased.
- Under the new regulation, users have a right to deletion of their personal information.
"Deletion policy": A set of rules governing how and when information should be removed, especially in organizations or online platforms.
- Wikipedia has a strict deletion policy for articles that don't meet its guidelines.
Noun
- the act of deleting something written or printed
- the omission that is made when an editorial change shortens a written passage
- an editor's deletions frequently upset young authors
- both parties agreed on the excision of the proposed clause
- (genetics) the loss or absence of one or more nucleotides from a chromosome
- any process whereby sounds or words are left out of spoken words or phrases