ศาสตร์
sàatMeanings
branch of knowledge; discipline; science
a systematic body of knowledge or academic discipline; often used as a suffix in field names (e.g., เศรษฐศาสตร์เศรษฐศาสตร์sèet-tà-sàateconomics (discipline) economics, ภาษาศาสตร์ภาษาศาสตร์paa-sǎa-sàatlinguistics linguistics).
Examples
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the art/technique of; lore
a specialized art, technique, or body of lore (especially in traditional or specialized practices), emphasizing method or mastery (e.g., ไสยศาสตร์ไสยศาสตร์sǎi-yá-sàat1black magic; harmful occult practices2occultism; superstition; magic occult lore, โหราศาสตร์โหราศาสตร์hǒo-raa-sàatastrology astrology).
Examples
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Tones
See how the spelling sets each syllable's tone, step by step.
Why is ศาสตร์ said สาด?
sàat
- Same-sounding letterศ sounds just like ส, so the reading uses ส.Silent letterตร์ is silent: the ◌์ mark cancels its sound.
The tone rules below use the spoken syllables.
How the tone is decided
- Consonant classHigh class
- Tone markNo tone mark
- Syllable endingDead syllableEnds in -ส, a stop, so it is dead.
High class consonants
ขฃฉฐถผฝศษสห
Result
Low tone
sàat
Starts low and stays low, easing slightly down.
High class + No tone mark + Dead syllable → Low
ตร์ is silent here.
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 | — | — |