- (of a singularity of a function of a complex variable) noting that the Laurent series at the point has an infinite number of terms with negative powers.
- (of a discontinuity) noting that the function is discontinuous and has no limit at the point.Compare removable(def 2).
- essence of bergamot,
- essential amino acid,
- essential dysmenorrhea,
- essential element,
- essential fatty acid,
- essential fructosuria
Origin of essential
Examples from the Web for essentialness
We now come to consider the present state of our knowledge on the essentialness of the ash or mineral portion of the plant.Manures and the principles of manuring|Charles Morton Aikman
mid-14c., "that is such by its essence," from Late Latin essentialis, from essentia (see essence). Meaning "pertaining to essence" is from late 14c., that of "constituting the essence of something" is from 1540s; that of "necessary" is from 1520s. Essentials "indispensable elements" is from early 16c. Related: Essentially.