surd
/sɜːrd/
noun
- A number that cannot be expressed as a simple fraction, such as the square root of 2.
- In math class, we learned that √3 is a surd.
- The teacher explained that surds have infinite non-repeating decimals.
- Simplifying surds is an important skill in algebra.
- A speech sound that is produced without vibration of the vocal cords, like 'p', 't', or 'k'.
- In phonetics, the sound 's' is a surd.
- The difference between a surd and a sonant is whether the vocal cords vibrate.
- Linguists classify surds as voiceless consonants.
Synonyms