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uptake

/ˈʌpˌteɪk/ · up·take
noun
  1. The act of taking up or lifting something. The uptake of the heavy crate required two workers.
  2. The absorption or assimilation of a substance, especially nutrients or a drug, by an organism. The plant's uptake of water increases during a dry spell.
  3. Understanding or comprehension of information. Her quick uptake of the new software impressed the manager.
verb
  1. To take up or lift something. She uptook the reins and guided the horse through the gate.
  2. To absorb, as a nutrient or drug, into the body. The medication is rapidly uptaken by the bloodstream.
  3. To accept and begin to use a new practice or idea. The company decided to uptake the latest sustainability guidelines.
Did you know? In medical imaging, 'uptake' refers to how much of a radioactive tracer a tissue absorbs, a key measure in PET scans.
Written by Lexi Wordsworth, Dictionary Editor 3 lookups Added Jul 27, 2026