(analysis) A differentialoperator that maps each point of a scalar field to a vector pointed in the direction of the greatest rate of change of the scalar. Notation for a scalar field φ: ∇φ
“The early street may not have been aligned straight up the face of a slope with a sharp gradient.”
“He also said that the last mountain proved to be the biggest challenge because it meant walking at a constant gradient to a height of nearly 6,000 feet.”
grader
A machine used in construction for flattening large surfaces.
One who grades, or that by means of which grading is done or facilitated.
(in combination) One who belongs to a certain grade at school.
“He had no fear of Keefer's higher military rank. He was sure the communicator laughed at such gradings.”
“All black belt gradings are held there, whilst all other gradings are held at the club.”
“No matter how dubious, or even fictitious, examination gradings may sometimes be, they make judgements possible on educational progress and on the maintenance of standards.”