ธาตุ
tâatMeanings
element (chemical)
a pure chemical substance consisting of atoms with the same number of protons; cannot be decomposed by chemical means
Examples
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element; fundamental component
a basic part or essential constituent of something
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bodily element (traditional medicine/Buddhism)
a fundamental bodily element or natural principle (earth, water, fire, air) in traditional Thai medicine and Buddhist cosmology
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temperament; constitution
an individual's bodily constitution or temperament believed to be influenced by the balance of elements
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Tones
See how the spelling sets each syllable's tone, step by step.
Why is ธาตุ said ทาด?
tâat
- Same-sounding letterธ sounds just like ท, so the reading uses ท.Final soundAt the end of a syllable, ต is said like ด (t).
The tone rules below use the spoken syllables.
How the tone is decided
- Consonant classLow class
- Tone markNo tone mark
- Syllable endingDead syllableLong vowelEnds in -ต, a stop, so it is dead.
Low class consonants
คฅฆงชซฌญฑฒณทธนพฟภมยรลวฬฮ
Result
Falling tone
tâat
Starts high, rises a little, then drops clearly.
Low class + No tone mark + Dead syllable · Long vowel → Falling
Tone chart
Every class and spelling pattern, with this syllable outlined.
| Mid class | High class | Low class | |
|---|---|---|---|
| No mark + live | Mid | Rising | Mid |
| No mark + dead short | Low | Low | High |
| No mark + dead long | Low | Low | Falling |
| Mai ek | Low | Low | Falling |
| Mai tho | Falling | Falling | High |
| Mai tri | High | — | — |
| Mai chattawa | Rising | — | — |