chromosomal
C2Pronunciation
UK
- /krˈəʊməsˌɒməl/
US
- /ˈkroʊməˌsoʊməl/
Description
- related to chromosomes
- involving chromosome number/structure
- genetic; hereditary
Chromosomal describes anything related to chromosomes—structures in our cells that carry most of our genetic information. You can think of them like instruction manuals for building and running a living thing. So, if something is "chromosomal," it usually involves genes and heredity, or the way traits are passed down from parents to children. A "chromosomal abnormality" means there is a change in the number or structure of chromosomes (for example, an extra chromosome, a missing one, or a rearrangement), which can lead to genetic conditions. You most often hear this word in discussions about genetics, medicine, and biology.
Imagine your body is built using a complex set of blueprints—that is where chromosomes come in. These thread-like structures are found within the nucleus of most cells and contain DNA, which carries most of our genetic information. Anything "chromosomal" relates to these crucial building blocks of life.
The term isn't limited to just physical characteristics. "Chromosomal research" might involve studying how chromosomes behave during cell division, mapping them, or looking for chromosomal changes linked to disease. A "chromosomal mutation" (often called a chromosomal abnormality or chromosomal change) refers to a change in the structure or number of chromosomes, which can sometimes lead to genetic disorders like Down syndrome (caused by an extra copy of chromosome 21).
You'll most often encounter "chromosomal" within scientific and medical contexts—genetics labs, doctors' offices discussing inherited conditions, or research papers exploring DNA and heredity. It is a key term when talking about how traits are passed down through generations and understanding the role chromosomes play in health and development.
For example: "The scientists were analyzing the chromosomal makeup of the cancer cells to identify potential drug targets." Or, "Genetic counseling can help families understand the risks of chromosomal disorders." So, when you hear "chromosomal," think genes, heredity, and the fundamental building blocks of life itself.
Examples
- 1
Medical testing
The doctors found no major chromosomal abnormalities in the test results.
- 2
Later symptoms
Some chromosomal changes do not cause symptoms until later in life.
- 3
Pregnancy screening
A genetic counselor explained what the chromosomal screening results might mean for the pregnancy.
Forms and spellings
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Main spelling
- chromosomaladjective