The phrase "a single addition" is correct and usable in written English.
You can use it when referring to one specific item or element that has been added to something.
Example: "The recipe calls for a single addition of salt to enhance the flavor."
Alternatives: "one addition" or "a solitary addition".
The departure of Roberto Soldado to Villarreal this week meant that of the post-Gareth Bale splurge of seven signings, only Christian Eriksen, Nacer Chadli and Érik Lamela remain and Sherwood was not allowed to make a single addition in the only transfer window when he was in charge.
We can notice that a single addition of antenna at Bob sharply decreases the secrecy outage probability.
Interestingly, with this latter diet, ruminal pH did not change compared with a single addition of starch.
The results showed that a single addition of TIPA was only good for cement strength promotion on 28 days.
In this study, seed slurry from a single addition anti-solvent plug flow crystallization of benzoic acid was used to seed the equivalent batch cooling crystallization.
Last month Mancini, who is yet to make a single addition to his squad this summer, warned that City need new signings to boost their Premier League title defence. .
For the heuristic search for the ML tree, a single random addition sequence in the stepwise addition procedure was used with TBR (tree bisection-reconnection) branch swapping.
The nanocomposites were prepared by an easy self-assembly process, consisting in the single addition of an ethanolic solution of SQ-gem and isoCA-4 into water.
A single story addition extends from the rear of the house, and a two story addition extends to the main house's right, with its roof gable perpendicular to that of the main house.
DPC formed continuously after a single initial addition of 4 equiv. of PhONa.
A single random addition of taxa was used for each replicate of the parsimony bootstrap.
