The phrase "an union" is not correct and not usable in written English.
You should use the phrase "a union" instead. Example: The workers joined together to form a union that would protect their rights.
SHAKESPEARE mused that "It is beyond the power of man to bring love and wisdom to an union".
For the 2012 tour, he was even presented by a custom-made seat from Italian firm Prologo with a graphic of himself on an Union Jack-painted scooter.
Instead, they're facing a "war room", field marshals and an union army with a new electoral energy, it seems, for the political battles ahead.
This work describes the electrochemical behaviour of a system of coatings with the addition of bioactive particles of the system SiO2 CaO P2O5, that enhance the abilities of the implant to make an union with the existing bone and to resist the extreme environment that are exposed to.
We must come to an understanding about him, and, when we have done so, then, if I am not mistaken, we shall also acknowledge that such an union of qualities is possible, and that those in whom they are united, and those only, should be rulers in the State.
As noted, in the introduction, the dictionary may have an analytic expression (e.g., when F is an union of several transforms at different scales).
