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Pronunciation varies by accent · adjective
By a multiple of one trillion; by a trillion times as much or as many..
The volume occupied by the star's exploding gases underwent a trillionfold increase.
The national debt has ballooned trillionfold in the past century.
Use trillionfold when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Trillionfold means By a multiple of one trillion; by a trillion times as much or as many..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
The volume occupied by the star's exploding gases underwent a trillionfold increase.
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