science

Tenuis consonant

Tenuis consonant 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 Tenuis consonant rather than just read about it. In short: In linguistics, a tenuis consonant ( or ) is an obstruent that is voiceless, unaspirated and unglottalized. In other words, it has the "plain" phonation of [p, t, ts, tʃ, k] with a voice onset time close to zero (a zero-VOT consonant), as Spanish p, t, ch, k or English p, t, k after s (spy, sty, sky).

Key takeaways

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

Reference excerpt

In linguistics, a tenuis consonant ( or ) is an obstruent that is voiceless, unaspirated and unglottalized. In other words, it has the "plain" phonation of [p, t, ts, tʃ, k] with a voice onset time close to zero (a zero-VOT consonant), as Spanish p, t, ch, k or English p, t, k after s (spy, sty, sky). For most languages, the distinction is relevant only for stops and affricates. However, a few languages have analogous series for fricatives. Mazahua, for example, has ejective, aspirated, and voiced fricatives /sʼ sʰ z/ alongside tenuis /s/, parallel to stops /ɗ tʼ tʰ d/ alongside tenuis /t/. Many click languages have tenuis click consonants alongside voiced, aspirated, and glottalized series.

Transcription In transcription, tenuis consonants are not normally marked explicitly, and consonants written with voiceless IPA letters, such as ⟨p, t, ts, tʃ, k⟩, are typically assumed to be unaspirated and unglottalized unless otherwise indicated. However, aspiration is often left untranscribed if no contrast needs to be made, like in English, so there is an explicit diacritic for a lack of aspiration in the extensions to the IPA, a superscript equal sign: ⟨p˭, t˭, ts˭, tʃ˭, k˭⟩. It is sometimes seen in phonetic descriptions of languages. There are also languages, such as the Northern Ryukyuan languages, whose phonologically-unmarked sound is aspirated, and the tenuis consonants are marked and transcribed explicitly. In Unicode, the symbol is encoded at U+02ED ˭ MODIFIER LETTER UNASPIRATED. An early IPA convention was to write the tenuis stops ⟨pᵇ, tᵈ, kᶢ⟩ etc. if the plain letters ⟨p, t, k⟩ were used for aspirated consonants (as they are in English): [ˈpaɪ] 'pie' vs. [ˈspᵇaɪ] 'spy'.

Etymology The term tenuis comes from Latin translations of Ancient Greek grammar, which differentiated three series of consonants, voiced β δ γ /b d ɡ/, aspirate φ θ χ /pʰ tʰ kʰ/, and tenuis π τ κ /p˭ t˭ k˭/. Analogous series occur in many other languages. The term was widely used in 19th-century philology but became uncommon in the 20th.

See also Grassmann's law Spiritus asper Spiritus lenis

Sources

References

Illustrations

Worked examples

Example 1 — a first encounter with Tenuis consonant

Start with the simplest possible case. Write down what Tenuis consonant 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 Tenuis consonant 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 Tenuis consonant 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 Tenuis consonant

In research: Tenuis consonant 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 Tenuis consonant 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: Tenuis consonant is common in secondary-school and first-year university syllabi. It links to neighbouring topics Phonetics, Tenuis consonants, so understanding it makes those chapters shorter.
In everyday life: Look for Tenuis consonant 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 Tenuis consonant in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Tenuis consonant 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 Tenuis consonant out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Tenuis consonant in simple terms?

Why does Tenuis consonant 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 Tenuis consonant?

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 Tenuis consonant.