The phrase "contrasting notions" is correct and commonly used in written English.
It is used to refer to two ideas or thoughts that are opposite or different from one another. For example, you might say: "The lecture presented a range of contrasting notions about the state of the economy."
The show layers together different sensations and contrasting notions of value and permanence from the beginning.
Instead, the woods themselves seemed to be the central subject of the trial — contrasting notions of a sanctuary despoiled.
Some of these pieces reveal a talent for conjuring competing senses of scale and reality, the way painters often combine contrasting notions of space.
Difficulties in identifying which alleles are implicated in RA susceptibility or protection and which regions of molecules encoded by these alleles are functionally important has resulted in several different allele classifications that yield contrasting notions of the shape and significance of a unifying molecular structure.
Yet these contrasting notions of culture are locked together in our concept of western culture, which many people think defines the identity of modern western people.
This contrasts notions of sustainability that are based solely on the institutionalization of program activities, where "inappropriately" engrained changes could in fact occur in the absence of benefits and development.
On the eve of World War II, 40 years after Belle's death, the Washington Daily News underscored the dichotomy of her image, contrasting the notion of the Southern maiden with that of an able killer: "She stood there looking at the dead Union soldier and in that moment she was no longer a child.
Abortion was therefore contrasted with notions of 'family', implying their mutual exclusivity or incompatibility.
We contrasted respondents' notions on the implementation of the model with recent knowledge on effective implementation [ 23, 24].
Three-quarters of child-only households rely on remittances as their main source of income – evidence which contrasts with notions of child-only households as vulnerable due to isolation or enforced self-sufficiency.
Broad does not think it is possible to give a strict definition of phrases such as "S prehends x as red" or the equivalent phrase "x sensibly presents itself to S as red".[3] What one can do is to contrast the notion of prehension with other notions: "The meaning of these phrases cannot be defined, it can only be exemplified.
