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Harden

[hahr-dn]
noun
  1. Sir Arthur,1865–1940, English biochemist: Nobel Prize 1929.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for sir arthur harden

harden1

verb
  1. to make or become hard or harder; freeze, stiffen, or set
  2. to make or become more hardy, tough, or unfeeling
  3. to make or become stronger or firmerthey hardened defences
  4. to make or become more resolute or sethardened in his resolve
  5. (intr) commerce
    1. (of prices, a market, etc) to cease to fluctuate
    2. (of price) to rise higher
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harden2

noun
  1. a rough fabric made from hards
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for sir arthur harden

harden

n.

c.1200 (replacing Old English heardian) "to make (something) hard," from hard + -en (1). Meaning "to become hard" is late 14c. Related: Hardened (figurative sense of "unfeeling" is from late 14c.); hardening.

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Online Etymology Dictionary, © 2010 Douglas Harper