The phrase "across three directions" is correct and usable in written English.
It can be used when describing movement, influence, or actions that occur in three distinct paths or orientations.
Example: "The project will be implemented across three directions: marketing, product development, and customer service."
Alternatives: "in three areas" or "in three ways".
The third floor has a loft, as well as the so-called Pagoda Room, its large oval and round windows offering views in three directions across London.
In three directions, reaching miles across an expanse of desert high (elevation 7,000 feet) and broad (almost as big as Connecticut), 27 radio telescopes stand at attention, like giant ears cocked to the heavens.
The displacements were similarly distributed across the three directions (Fig. 1) with no good evidence of a difference from zero.
Outcrossing differed among locations, with highest values obtained in 2007 in Peñaflor, where the average across the eight directions was 3% (0.9 9.8%) at 1 m from the GM source, and with values of 0.2% (0 0.5%) and 0.06% (0 0.3%), at 10 m and 25 m respectively.
The diameter of the whole root system was recorded as the average of the longest lateral roots measured in two directions (across-slope and up-and-down-slope), and this was used to calculate temporal changes in root spread.
Bandits used the border between the United States and Mexico to raid across in one direction and use the other as sanctuary.
Mesoscale convective systems are thunderstorm regions which may be round or linear in shape, on the order of 100 km or more across in one direction but smaller than extratropical cyclones, and include systems such as tropical cyclones, squall lines, and Mesoscale Convective Complexes (MCCs), among others.
She came at "Across the Universe" from two directions, she says: "What are my favorite Beatles songs?
This permits the glass slide to be moved across the stage in two directions, so that different areas of the specimen can be examined.
Lymphocyte function-associated antigen 1 (LFA-1) is an integrin that transmits information in two directions across the plasma membrane of leukocytes, in so-called outside-in and inside-out signaling mechanisms.
