aliquot

adj

1. (not-comparable)Contained in the whole an integral number of times, a factor or divisor.

   “The United States standard yard … has a thin strip of silver, ¹⁄₅ inch broad, let into it through its entire length. It is divided into small divisions, each being an aliquot part of an inch.”

   “Prices or cost estimates are put on these commodities and services, and the aggregate sum of the prices being divided by the population gives the amount of the citizen's personal credit, which is simply his aliquot share of the commodities and services available for the year.”

   “[T]he meal should be divided in aliquot parts among the members of the sick and indigent roomkeeper’s association as a token of his regard and esteem.”

noun

1. (broadly)A portion of a total amount (of some substance or a sample or specimen thereof, usually a solution or suspension).

   “Meronym: subaliquot”

   “1965 December 1, Martha Smith Richmond, Analysis of Uranium Concentrates at the National Bureau of Standards, National Bureau of Standards, NBS Misc. Publ. 260-8, page 26, Two aliquots each of 57 sample solutions and 15 solutions of NBS Standard No. 950a were assayed.”

   “11.5.3 For each sample or sample batch (to a maximum of 20 samples) to be extracted during the same 12-hour shift, weigh two 10 g aliquots of the appropriate reference matrix (Section 7.6) into clean beakers or glass jars.”

   “Composite samples are formed by physically mixing aliquots of individual samples. If aliquots of equal volumes are used, then the composite sample values are simply the arithmetic averages of individual sample values.”

2. (broadly)A portion of a total amount (of some substance or a sample or specimen thereof, usually a solution or suspension).

   “Meronym: subaliquot”

verb

1. (informal, transitive)To separate a volume of solution or suspension into aliquots.

   “1994, Patricia Viola Racenis, Phosphatidate Biosynthesis in the Yeast Saccharomyces cerevisiae, University of Michigan, page 34, The nuclear pellet was resuspended in homogenizing buffer (about 25 ml), aliquoted into Eppendorf tubes and stored at -80°C.”

   “The final solution is filtered, aliquoted into 150 μL portions, and stored at –70°C.”

   “Serum was aliquoted into 10 mL aliquants and frozen at -20°C until use.”