English Reference

Word

chromosomal

Phoneticschro·mo·so·mal

US/ˈkɹoʊməˌsoʊməɫ/

UK/kɹˈəʊməsˌɒməl/

Definition

adj. relating to the long strings of DNA inside your cells that carry your genes. It describes things that involve the structure or number of these DNA strings.

adj. relating to or affecting the structure, number, or function of chromosomes. Often used to describe genetic conditions or mutations that involve the entire set of genetic material.

Examples

“The doctor explained that the condition is chromosomal.”

“Scientists discovered a chromosomal abnormality that caused the plant to grow much taller than its siblings.”

“The study focused on chromosomal instability, a condition where cells have an abnormal number of chromosomes, often leading to cancer or developmental disorders.”

Examples

simple

“The doctor explained that the condition is chromosomal.”

contextual

“Scientists discovered a chromosomal abnormality that caused the plant to grow much taller than its siblings.”

complex

“The study focused on chromosomal instability, a condition where cells have an abnormal number of chromosomes, often leading to cancer or developmental disorders.”

Real-World Examples

“One study showed that, in seven foetuses with this sign, four had no chromosomal anomaly, and three had trisomy 21.”
Aeon · 8 Sept 2026
“Kabeche, whose lab focuses on chromosomal instability in cancer, says aneuploidy is one of the defining features of tumors.”
Phys.org · 26 Aug 2026

Etymology

From chromosome + -al.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

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English Reference