The phrase "a definite interaction" is correct and usable in written English.
It can be used when referring to a specific or clear engagement or communication between parties.
Example: "The study aimed to analyze a definite interaction between the two variables under controlled conditions."
Alternatives: "a clear interaction" or "a specific interaction".
Domain combination represents a strong, permanent and definite interaction between domains, which can be captured by domain co-occurrence networks (DCN).
Phase analysis and oxidation state study of the composite revealed a definite chemical interaction between the core and shell.
Although there might also be some concern about the increased risk of bleeding, the critical concentration at which bleeding occurs is much higher than the recommended dose, and there has been no clinical evidence of a definite, direct interaction between rhTM administration and increased risk of bleeding-related complications in obstetric DIC [ 30].
Nuclear extract EMSA showed definite interaction between the PRE and both PC12 and U937 extracts.
Experimental and computational Φ-value analysis of two-state helical proteins has shown that definite interactions among helix-forming segments build up in the transition state ensemble, but this type of analysis is not applicable to downhill folders.
The situation of test vehicle overtaking both vehicles by moving in the gap between them is a definite indicator of constrained lateral interaction.
The formation of supramolecular assembly becomes effective at a lower surfactant concentration with increasing dextran size as a consequence of definite dye surfactant interaction and could pave a facile strategy for designing hierarchical superstructures.
I don't know Billy Corgan other than a 5 minute interaction that left a definite impression on me.
It's a definite improvement.
