test-tube baby: meaning, definition, pronunciation and examples
C1Formal, Technical, Journalistic
Quick answer
What does “test-tube baby” mean?
A baby conceived by in vitro fertilisation (IVF), where an egg is fertilised by sperm outside the body in a laboratory dish.
Audio
Pronunciation
Definition
Meaning and Definition
A baby conceived by in vitro fertilisation (IVF), where an egg is fertilised by sperm outside the body in a laboratory dish.
A term that can refer to the concept or result of artificial reproductive technology, sometimes used metaphorically to describe something created or developed under artificial, controlled, or experimental conditions.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. The term is understood and used in both varieties.
Connotations
In both varieties, the term can evoke images of early, pioneering science. It may be perceived as slightly old-fashioned or tabloid-style.
Frequency
Slightly more common in British media historically, but frequency is now similar and declining in formal use in favour of more precise terminology.
Grammar
How to Use “test-tube baby” in a Sentence
The [NOUN] was a test-tube baby.They are considering/having a test-tube baby.the era of the test-tube babyVocabulary
Collocations
Examples
Examples of “test-tube baby” in a Sentence
verb
British English
- [Not applicable as a verb]
American English
- [Not applicable as a verb]
adverb
British English
- [Not applicable as an adverb]
American English
- [Not applicable as an adverb]
adjective
British English
- The test-tube baby era began in the 1970s.
- They faced test-tube baby legislation.
American English
- The test-tube baby debate involved many ethicists.
- She is a test-tube baby pioneer.
Usage
Meaning in Context
Business
Rare, except in biotech or healthcare investment discussions.
Academic
Used in historical, sociological, or ethical discussions of reproductive technology; avoided in current medical literature.
Everyday
Common in general conversation to refer to IVF, though 'IVF' itself is now more common.
Technical
Considered an outdated lay term in reproductive medicine; 'IVF offspring' or 'IVF-conceived child' is standard.
Vocabulary
Synonyms of “test-tube baby”
Strong
Neutral
Weak
Vocabulary
Antonyms of “test-tube baby”
Watch out
Common Mistakes When Using “test-tube baby”
- Misspelling as 'test-tube baby' (without hyphen) in formal writing. While common, the hyphenated form is standard for the compound noun.
- Using it as a verb, e.g., 'They test-tube babied' (incorrect).
- Confusing it with 'surrogate baby', which involves a different process.
FAQ
Frequently Asked Questions
No. A 'test-tube baby' refers to the method of conception (IVF). A 'surrogate baby' is carried and given birth to by a woman who is not the biological mother. A baby can be both if an embryo created via IVF is implanted in a surrogate.
Because fertilisation in IVF is typically performed in a shallow Petri dish, not a test tube. The term is a historical label from early media coverage and is now seen as informal or imprecise in scientific contexts.
Louise Brown, born in Oldham, England, in 1978. Her conception via IVF was a landmark event in reproductive medicine.
Yes, informally. It can be used to describe animals born from in vitro fertilisation, especially in popular science writing, e.g., 'the first test-tube baby panda'.
A baby conceived by in vitro fertilisation (IVF), where an egg is fertilised by sperm outside the body in a laboratory dish.
Test-tube baby is usually formal, technical, journalistic in register.
Test-tube baby: in British English it is pronounced /ˈtest tjuːb ˌbeɪbi/, and in American English it is pronounced /ˈtest tuːb ˌbeɪbi/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[No specific idioms. The term itself is a fixed compound.]”
Learning
Memory Aids
Mnemonic
Think of a scientist in a lab coat holding a test tube, and inside is a tiny baby. The image links the laboratory glassware ('test tube') to the origin of the baby.
Conceptual Metaphor
THE LABORATORY IS A WOMB / SCIENTIFIC CREATION IS BIOLOGICAL PROCREATION.
Practice
Quiz
In which context is the term 'test-tube baby' considered most appropriate today?