From Middle English uptaken, equivalent to up- + take.
uptake (countable and uncountable, plural uptakes)
- understanding, comprehension
- absorption, especially of food or nutrient by an organism
- (dated) a chimney
uptake (third-person singular simple present uptakes, present participle uptaking, simple past uptook, past participle uptaken)
- (archaic) To take up, to lift.
- 1590, Edmund Spenser, The Faerie Queene, II.ii:
- He hearkned to his reason, and the childe / Vptaking, to the Palmer gaue to beare [...].