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Definition of "second" []

  • A unit of time equal to one sixtieth of a minute. (noun)
  • The time needed for a cesium-133 atom to perform 9,192,631,770 complete oscillations. See Table at measurement. (noun)
  • A brief interval of time; a moment. See Synonyms at moment. (noun)
  • Mathematics A unit of angular measure equal to one sixtieth of a minute. (noun)
  • Coming next after the first in order, place, rank, time, or quality. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "second" in a sentence
  • "The _first two glumes_ are membranous, ovate-oblong, glabrous, acuminate and shortly awned, the _first glume_ is shorter than the second, 1 - to 3-nerved, the _second glume_ is longer than the first,"
  • "And so with all other brave and rightly-trained men; their work is first, their fee second -- very important always, but still _second_."
  • "To prepare the ribs for sale, they are usually cut into pieces that contain two ribs, the first and second ribs being known as the first cut, the third and fourth as _the second_ cut, etc."