What does autosomally mean?
Autosomally is a specialized adverb meaning in a way that concerns autosomes, the chromosomes other than the sex chromosomes. It is most often used in genetics and genomics when describing how a trait, mutation, gene, or pattern of inheritance is associated with an autosome. For example, saying that a condition is inherited autosomally indicates that its gene lies on a non-sex chromosome, though it does not by itself specify whether the variant is dominant, recessive, or otherwise inherited. The word is derived from the adjective autosomal and is therefore related to the noun autosome. In ordinary writing, autosomal is generally more common because many genetic descriptions require an adjective rather than an adverb. Autosomally is nevertheless useful when the focus is on the manner or mechanism of inheritance. It has a precise, technical register and normally carries no emotional connotation. For general readers, the important distinction is that an autosome is any chromosome other than X or Y, while autosomally describes an autosomal relationship or pattern.
adverbIn a way that concerns autosomes, the chromosomes other than the sex chromosomes. It is used especially when describing an autosomal genetic pattern, such as inheritance.
- In a way that concerns autosomes or involves their non-sex-chromosomal nature.
"The mutation was inherited autosomally, with affected individuals occurring in both sexes."
"The condition was classified as autosomally inherited after it appeared in multiple generations of the family."
"After excluding the sex chromosomes, the researchers compared gene-expression patterns autosomally across the remaining chromosomes."
Sex chromosomes get the headlines, but autosomes carry the vast majority of our DNA.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does autosomally come from?
Autosomally is an English adverb formed from autosomal with the suffix -ly. Autosomal in turn derives from autosome, a term built from auto-, meaning “self,” and the Greek sōma, meaning “body,” referring to a chromosome other than a sex chromosome. Related forms include autosomic, while somatic shares the same Greek body-root but has a broader and different biological meaning.
How autosomally is actually used
This is a specialized word used in genetics, genomics, and related scientific writing. It is precise and neutral but uncommon outside technical contexts; the adjective autosomal is usually more frequent in general writing.
Easily confused with autosomally
Autosomal is an adjective describing something associated with autosomes, whereas autosomally is the adverb describing an action or relationship in an autosomal manner.