This painting is an essential element in the show.
It teaches one how to see the essential element in the abundance of nature.
The two-storied stoa became an essential element in the planning of marketplaces or administrative areas.
Caramelizing those sugars is the essential element in the drying process, giving the finished product its characteristically toasted flavor.
But the idea of Italy had already become an essential element in the productions of this precociously accomplished painter and draftsman while he was in his teens.
The unit is an essential element in the drive train, a part for which there doesn't seem to be any alternative.
In this context, belonging to the euro zone could become a less essential element in the perception of Britain's leverage in the E.U.
Coral reefs are an essential element in the food chain for coastal people, providing nurseries for fish and shallow hunting-grounds for fishing boats.
Surveying has been an essential element in the development of the human environment for so many centuries that its importance is often forgotten.
Dance, poetry, and instrumental music were well developed and provided an essential element in the educational formation of the dominant elites.
Change in one or a few of these areas might be compatible with continuing mandatory celibacy as an essential element in the priesthood, but dissonance across the whole range of them makes the old position unsustainable.
