trillionth

The ordinal number matching the number one trillion in a series.

One of a trillion equal parts.

Being last in order of a series of a trillion.

Being one of a trillion parts.

One of a trillion parts; the quotient of unity divided by a trillion.

The ordinal form of the number one trillion.

The person or thing in the trillionth position.

One of a trillion equal parts of a whole

the ordinal number of one trillion in counting order

one part in a trillion equal parts