noun, plural es·sen·ti·al·i·ties for 2.
Examples from the Web for essentiality
Clean boots are an essentiality of society; why should I shrink from the responsibility of helping to produce them?She and I, Volume 2|John Conroy Hutcheson
Its essentiality to a knowledge of the political history of the times must be apparent to all who read it.Abridgment of the Debates of Congress, from 1789 to 1856, Vol. II (of 16)|Thomas Hart Benton
Difference is their charactertheir essentialityjust as no-difference was the essentiality of their source.Eureka:|Edgar A. Poe