Dictionary

one-hundred-millionth en · ADJ

Etymology

From one hundred million + -th.

Meanings

1. (not-comparable) The ordinal form of the number one hundred million.

Synonyms

hundred-millionth

one-hundred-millionth en · NOUN

Etymology

From one hundred million + -th.

Meanings

1. One of one hundred million equal parts of a whole.
   • Processing speed of a silicon chip: one-hundred-millionth of a second 1996 October 13, Robert Lee Hotz, “Deciphering the Miracles of the Mind”, in Los Angeles Times, Los Angeles, Calif.: Los Angeles Times Communications, →ISSN, →OCLC, archived from the original on 17 Nov 2025:
   • The invention consists of a thin film covered with regularly spaced holes measuring about 100 angstroms in diameter, or about one one-hundred millionth of a meter. 1989 February 11, Edmund L. Andrews, “atents; Developing Machinery the Size of a Molecule”, in The New York Times, New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 25 May 2015:
   • In “The Anatomy of Science,” published in 1926, Gilbert N. Lewis, a brilliantly iconoclastic chemist, who liked to be accurate about such things, computed the actual probability that an object weighing one one-hundred-millionth of a gram, if looked at once a second, will ever be found one ten-millionth of a centimetre above a supporting surface. 1976 February 2, Barry Commoner, “Energy-1”, in The New Yorker, New York, N.Y.: Condé Nast Publications, →ISSN, →OCLC, archived from the original on 17 Nov 2025:

Forms

Synonyms

hundred-millionth