"broadest application" is correct and usable in written English.
You can use this phrase when referring to the most comprehensive scope when talking about a particular concept. For example, "The software has the broadest application when it comes to data analysis."
Hence the study of heaven is, in its broadest application, the study of ultimate human ideals.
Back when the magazine was just getting started, someone decided that the first misread and the second was ridiculous, and adopted the diaeresis as the most elegant solution with the broadest application.
SOs with chiral isopropyl- or cyclohexyl-moieties in vicinity to the SCX site showed broadest application range by baseline resolving 39 out of 53 test compounds, including α-, β-, and γ-amino acids with different substitution patterns.
SMA solar system science can be broadly broken down into two categories: (a) research dedicated toward understanding the properties of solid surfaces, and (b) research toward understanding the properties of atmospheres in its broadest application.
The broadest application of the term erosion embraces the general wearing down and molding of all landforms on Earth's surface, including the weathering of rock in its original position, the transport of weathered material, and erosion caused by wind action and fluvial, marine, and glacial processes.
Basically, we have three options for these kinds of words: "cooperate," "co-operate," and "coöperate". Back when the magazine was just getting started, someone decided that the first misread and the second was ridiculous, and adopted the diaeresis as the most elegant solution with the broadest application.
Celestial Mechanics and Dynamical Astronomy is an international journal that is concerned with the broadest range of celestial mechanics and its applications, as well as with peripheral fields.
"They have one of the broadest arrays, if not the broadest array, of low fares.
The MeeGo software platform is designed to give developers the broadest range of device segments to target for their applications, including netbooks and entry-level desktops, handheld computing and communications devices, in-vehicle infotainment devices, connected TVs, media phones and more – all using a uniform set of APIs based on Qt.
Sharing science with the broadest audience via the web.
"We support merit pay in the broadest context," he said.
