aneuploidia

[ə-ˌnü-ˈplȯi-dē-ə]
nounfemininepl: aneuploidias
aneuploidia
1. A condition characterized by an abnormal number of chromosomes, where the total number is not a multiple of the haploid number, typically involving the loss or gain of individual chromosomes
Down syndrome is a type of aneuploidia caused by the presence of three copies of chromosome 21 instead of two.
A síndrome de Down é um tipo de aneuploidia causada pela presença de três cópias do cromossomo 21 em vez de duas.
2. In genetics, the state of having an abnormal chromosome number that results from nondisjunction during meiosis or mitosis
Aneuploidia can lead to developmental disorders and genetic diseases in offspring.
A aneuploidia pode resultar em transtornos do desenvolvimento e doenças genéticas na prole.
This is a technical term primarily used in medical, genetic, and biological sciences. It is commonly encountered in university-level genetics courses, prenatal testing discussions, and medical diagnostics in both Brazil and Portugal. The term is particularly relevant in discussions of prenatal screening and genetic counseling.
Synonyms / Sinônimos
chromosomal imbalancechromosomal abnormalitynumeric chromosomal aberration
Antonyms / Antônimos
euploidynormal chromosome numberdiploidy

Regional Variations

General Brazilian Portuguese
aneuploidia
Standard term used in medical and scientific contexts
Portugal
aneuploidia
Same as Brazilian Portuguese; technical term used in genetics and medicine
USA English
aneuploidy
More commonly used form in American English scientific literature

Related Words

aneuploidemonosomiatrissomianondisjunçãocromossomomeiosemitosesíndrome de Down
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