1 : the absence of a section of genetic material from a gene or chromosome 2 : the mutational process that results in a deletion

Definition of deletion noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

A deletion is also the loss of part of a chromosome (= structure containing the information that controls what plants and animals are like), or the chromosome that results from such a loss.

DELETION definition: an act or instance of deleting. See examples of deletion used in a sentence.

They allow users to manage their preferences and consent, access their personal data, and request data deletion.

Define deletion. deletion synonyms, deletion pronunciation, deletion translation, English dictionary definition of deletion. n. 1. The act of deleting; removal by striking out. 2. Material, such as a …

deletion, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Nov 1, 2025 · deletion (countable and uncountable, plural deletions) The act of deleting. [c. 1600[1]] hyponym . The file contained errors that required deletion. (genetics) A mutation in …

3 days ago · A deletion, as related to genomics, is a type of mutation that involves the loss of one or more nucleotides from a segment of DNA. A deletion can involve the loss of any number of …

deletion definition: the act of removing something. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "soft deletion".