Fundamental knowledge or background in a field or discipline.
The readers to whom the book is principally addressed, B.R. drivers and trainee drivers, have at last been provided with a clearly written and exceptionally well-illustrated handbook of diesel locomotive practice, combining a grounding in the basic principles of the internal combustion engine with a clear exposition of electrical machines and circuitry such as is not found in most textbooks.
The return to a fully conscious state after a psychedelic experience.
The collision of a ship with ground beneath the surface of the water.
present participle and gerund of ground
By surface analysis, ground + -ing.
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