"specific aim" is correct and can be used in written English.
For example, "The specific aim of this research project is to improve the understanding of cancer cell growth."
It wasn't, and never had been, natural for me to get on my bike without a specific aim.
Its specific aim is to improve the quality of life of those people with long-term conditions in the locality.
Their specific aim was to lay the foundations for a coordinated, armed uprising against the Turks.
Mr Christofias says he ran for president with the specific aim of solving the Cyprus problem.
In September, the intermediate care tier service was launched, with the specific aim of reducing unnecessary hospital admissions and speeding up discharges.
As the article noted, a Microsoft spokesman said Century Stategy's specific aim was to counter a lobbying campaign against the company being waged by its competitors.
Csokits moved to London in 1974 with the specific aim of finalising the Pilinszky project with Hughes, for whom he had prepared exact philological translations.
Stuxnet was originally deployed with the specific aim of infecting the Natanz uranium enrichment facility in Iran.
● Specific Aim #1 in your grant is better than Specific Aim #2 because it describes work you've (shh) already done.
Discussions between RS and the local partner lead to the specific aim.
The questionnaire was developed for the specific aim of being used in epidemiological studies.
