science

Third-language acquisition

Third-language acquisition is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Third-language acquisition rather than just read about it. In short: Third-language acquisition (TLA), also known as third-language learning or L3 (language 3) acquisition, refers to multilinguals learning additional languages. TLA is distinct from second-language acquisition, which is concerned with the acquisition of an additional language by (then) monolinguals.

Key takeaways

Third-language acquisition belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Third-language acquisition to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Third-language acquisition from memory before moving on to harder problems.

Reference excerpt

Third-language acquisition (TLA), also known as third-language learning or L3 (language 3) acquisition, refers to multilinguals learning additional languages. TLA is distinct from second-language acquisition, which is concerned with the acquisition of an additional language by (then) monolinguals. The success of third language acquisition varies with age and the languages already known, which can have intricate effects on the L3 (the language that is being acquired).

References

Worked examples

Example 1 — a first encounter with Third-language acquisition

Start with the simplest possible case. Write down what Third-language acquisition claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Third-language acquisition before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Third-language acquisition ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Third-language acquisition

In research: Third-language acquisition appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Third-language acquisition in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Third-language acquisition is common in secondary-school and first-year university syllabi. It links to neighbouring topics Applied linguistics, Bilingualism, Language acquisition, so understanding it makes those chapters shorter.
In everyday life: Look for Third-language acquisition outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Third-language acquisition in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Third-language acquisition means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Third-language acquisition out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Third-language acquisition in simple terms?

Why does Third-language acquisition matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Third-language acquisition?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Third-language acquisition.