The phrase "are definitely different from" is correct and usable in written English.
You can use it to emphasize a clear distinction between two or more subjects or items.
Example: "The results of the two experiments are definitely different from each other, indicating that the variables had a significant impact."
Alternatives: "are clearly distinct from" or "are certainly not the same as".
The songs are definitely different from the originals and it's a new take on it.
"Chinese cultural characteristics exist," Mr. Sheng says, "but only in different people's minds, each believing a different style is the most 'authentic.' " Mr. Ong, the director, adds: "I think that the aesthetics of Beijing vary considerably from those of Shanghai, which are definitely different from those of Hong Kong or Taiwan.
It could be seen that the spectra are definitely different from each other for both carbon materials.
Therefore, it was shown that the CARS spectra of carbon nanostructures (GNPs, GO, and MWCNTs) are definitely different from the corresponding spontaneous Raman spectra.
"For international issues, another difference is that democracy in Thailand has resulted in losses, which is definitely different from other countries and which is another detail we will clarify," said army spokesman Col Winthai Suvaree, according to the Associated Press.
"It's definitely different from the United States and other places I have been, so I'm not too worried about my loss.
"The element of threat is definitely different from the last few months," said Tariq Fatemi, a former Pakistani ambassador who also served in the United States.
Christopher Marinac, an analyst at the research firm Fig Partners, says the culture at BB&T is definitely different from that of most other banks, attracting employees who "have their heart and soul in their job".
"There's an energy down there that's definitely different from what has become of SoHo in its current commercialized state," Mr. Kliegman said, likening it to other byways where he and his partner have opened up shop.
My experience of the strip of parkland that stretches north from Brooklyn Borough Hall toward the Brooklyn Bridge is definitely different from the assessment of Fred Kent, an urban anthropologist and the founder of the Project for Public Spaces who was profiled in "Impresario of the Village Green" (Sept . 30.
