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concentrate verb (concentrated, concentrating) 1 intrans (often concentrate on something or someone) to give full attention and energy to them or it. 2 to focus • concentrate our efforts. 3 tr & intr to bring or come together in one place. 4 chem to increase the strength of (a dissolved substance in a solution), either by adding more of it or by evaporating the solvent in which it is dissolved. 5 chem to make (a chemical substance) denser or purer. noun a concentrated liquid or substance. concentrated adj 1 attentive; focused. 2 contracted. 3 condensed; compressed.
ETYMOLOGY: 17c: from Latin con- together + centrum centre.
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Consult Chambers 21st Century Dictionary, The Chambers Thesaurus (1996) or Chambers Biographical Dictionary (1997 edition with amendments). Enter your search and choose your title from the drop-down menu.
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