one trillionth
/wʌn trɪˈlɪənθ/
adjective
- Being one of one trillion equal parts; extremely small in quantity.
- They achieved a one-trillionth precision in their measurements.
- A one-trillionth share of the company is worth almost nothing.
- The detector can find one-trillionth levels of contamination in the water.
Synonyms
noun
- One of one trillion equal parts of something; the fraction 1/1,000,000,000,000.
- A one-trillionth of a second is called a picosecond.
- The scientist measured a one-trillionth of a gram of the substance.
- The chance of winning that lottery is less than a one-trillionth.