The phrase "approval of alternative" is correct and usable in written English.
It can be used in contexts where you are discussing the acceptance or endorsement of an alternative option or solution.
Example: "The committee will meet next week to discuss the approval of alternative proposals for the project."
Alternatives: "endorsement of alternatives" or "acceptance of alternatives".
Democrats on the Finance Committee failed to win approval of an alternative proposed by Mr. Moynihan that would have eventually allowed couples the choice of filing their income taxes as singles or as a married couple.
If Westway goes through despite both Mayor Koch's and Gov. Carey's approval of the alternatives, Dunster suggests extending the highway to Governors Island, thus providing a planned "Anticlimax which would discourage traffic.
They argue against taking changes in approval of marital alternatives (e.g., cohabitation) as evidence and insist that only core changes in the governance structure for marriage itself can demonstrate a deinstitutionalization of marriage.
The items address not only approval of marital alternatives (i.e., cohabitation and childbearing outside marriage), but also beliefs about marriage itself (its happiness) and appropriate behavior inside marriage (gender specialization, sexual fidelity).
Last week, the European parliament voted to oppose the approval of glyphosate where alternative methods exist, and in pre-harvest agricultural use, in public parks and in playgrounds.
The Medicis Pharmaceutical Corporation is awaiting F.D.A. approval of a Botox alternative, Reloxin; it is expected to get the green light in 2008 and will compete head-to-head with Botox, from Allergan.
Over the last 20-odd years American Girl — the savvy purveyor of magazines, books, dolls and television movies — has gradually won the approval of parents seeking an alternative to the vanity of Barbie and the sexiness of the Bratz.
Readers shared their experiences and views on a story that a secular education campaign seeks judicial review of Richmond council's approval of 'faith' schools without choice of alternative.
The measure appears headed for Senate approval after negotiators added a few sweeteners to promote ethanol and other forms of alternative energy.
