Advertisement - Continue reading below

Definition of "pith" [pith]

  • Botany The soft, spongelike, central cylinder of the stems of most flowering plants, composed mainly of parenchyma. (noun)
  • Zoology The soft inner substance of a feather or hair. (noun)
  • The essential or central part; the heart or essence. See Synonyms at substance. (noun)
  • Strength; vigor; mettle. (noun)
  • Significance; importance. (noun)

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 "pith" in a sentence
  • "Now scoop the pith from the shells as much as you can."
  • "Not a lot of guys in pith helmets learning much more local dialogue than “tea, white” and “boots, polish”."
  • "In article 8, neither the word pith, nor any expression alluding to it, occurs."