trillionth
Definition
Adjective:
- Coming after the nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred and ninety-ninth in a series; being one of a trillion equal parts. It denotes the position in an ordered sequence or a specific fractional portion of a whole divided into one trillion equal segments.
Noun:
- One of a trillion equal parts of a whole. It is the singular unit of measurement when something is divided into one trillion equal parts.
- The member of a series numbered with the ordinal number trillionth. It refers to the item in the trillionth position in a sequence.
Usage Examples
- Adjective:
- This is the trillionth star cataloged by the new space telescope.
- A trillionth of a second is an almost incomprehensibly short period of time.
- Noun:
- A nanometer is one trillionth of a meter.
- He was the trillionth visitor to the website and won a prize.
Advanced Usage
- Hyper-precise measurement: The word is frequently used in scientific contexts, particularly physics and chemistry, to describe minuscule quantities, such as time intervals (picoseconds), distances, or concentrations.
- The laser pulse lasted only a few trillionths of a second.
- Figurative use for emphasis: It can be used hyperbolically to express an extremely large count or an infinitesimally small chance.
- I feel like I've explained this a trillionth time. (Emphasizing repetition)
- There's only a trillionth of a chance that will happen. (Emphasizing extreme improbability)
Variants and Related Words
- Trillion (cardinal number, noun): The number 1,000,000,000,000 (10^12 in the short scale system used in the US and modern British English). It can also mean an indefinitely large number.
- Trillionfold (adverb/adjective): By a factor of one trillion; multiplied by one trillion.
Synonyms
- Adjective (ordinal): (There is no common single-word synonym for this specific ordinal number)
- Noun (fraction): One part per trillion.
Related Phrases
- One in a trillion: An idiom describing something or someone extremely rare, unique, or improbable.
- Finding a fossil that well-preserved is like finding one in a trillion.
Adjective
-
the ordinal number of one trillion in counting order
Noun
-
one part in a trillion equal parts
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