transcriptome: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “transcriptome” mean?
The complete set of RNA transcripts produced by the genome of a specific cell or organism at a given time.
Audio
Pronunciation
Definition
Meaning and Definition
The complete set of RNA transcripts produced by the genome of a specific cell or organism at a given time.
A comprehensive snapshot of gene expression levels, reflecting which genes are active and to what degree, crucial for understanding cellular function, development, and disease.
Dialectal Variation
British vs American Usage
Differences
Spelling is identical. Pronunciation may differ slightly, primarily in the second syllable (see IPA).
Connotations
Identical in scientific context. No discernible difference in connotation between regions.
Frequency
Used exclusively in scientific contexts in both regions with equal frequency.
Grammar
How to Use “transcriptome” in a Sentence
analyse the ~the ~ of (a cell/tissue)compare the ~s (of X and Y)sequence the ~Vocabulary
Collocations
Examples
Examples of “transcriptome” in a Sentence
adjective
British English
- transcriptomic analysis
- transcriptome-wide association study
American English
- transcriptomic data
- transcriptome sequencing project
Usage
Meaning in Context
Business
Not used.
Academic
Central to molecular biology, genetics, genomics, and biomedical research papers.
Everyday
Virtually never used outside of scientific discussion.
Technical
The primary domain. Used in lab reports, bioinformatics software, research grants, and scientific conferences.
Watch out
Common Mistakes When Using “transcriptome”
- Confusing it with 'genome' or 'proteome'.
- Using it as a countable noun incorrectly (e.g., 'a transcriptomes'). It is typically singular and countable (e.g., 'the transcriptome', 'two transcriptomes').
- Mispronouncing the second syllable as 'script' instead of 'skript'.
FAQ
Frequently Asked Questions
No. The transcriptome is highly specific to cell type, developmental stage, and environmental conditions, unlike the genome which is largely identical in every cell of an organism.
Primarily through techniques like RNA sequencing (RNA-seq), which uses high-throughput sequencing to catalogue and quantify RNA molecules in a sample.
The transcriptome is the set of all RNA transcripts, which are intermediaries. The proteome is the set of all functional proteins that are ultimately produced. They are related but not identical due to post-transcriptional regulation.
Yes, rapidly. It is dynamic and can change in response to stimuli like stress, drugs, or during different stages of the cell cycle.
The complete set of RNA transcripts produced by the genome of a specific cell or organism at a given time.
Transcriptome is usually technical/scientific in register.
Transcriptome: in British English it is pronounced /trænˈskrɪptəʊm/, and in American English it is pronounced /trænˈskrɪptoʊm/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: TRANSCRIPT + OME. Just as the genome is all the genes (DNA), the transcriptome is all the active 'read-outs' or 'transcripts' (RNA) from those genes.
Conceptual Metaphor
The transcriptome is a real-time 'activity report' or 'snapshot' of the cell, showing which genetic 'instructions' are currently being read and used.
Practice
Quiz
What does a transcriptome primarily consist of?