"solid mastery" is a correct and usable phrase in written English.
It can be used to describe someone's level of expertise or proficiency in a particular subject or skill. Example: The new hire demonstrated a solid mastery of computer programming during their interview, impressing the hiring manager with their ability to solve complex problems. In this sentence, "solid mastery" is used to describe the candidate's level of proficiency in computer programming. It suggests that the candidate has a strong understanding and skillset in this area.
I was perhaps surprised, given my mandate to stretch the boundaries and his reputation for solid mastery of the pantheon, how much we had in common.
The program provides graduate students with a solid mastery of their discipline while cultivating a sense of intellectual and creative independence.
You need good argumentation, good organization, concise word choice, solid mastery of the subject, and participation in larger arguments on the topic.
Think about the way a good journalist has to be a quick study to turn out a good story; they can't afford to invest the time of a scholar, but they had better have a solid mastery of language to give convincing shape to the information they have mastered.
It was there, with the encouragement of the Castle's Kit Chapman, that he first began to develop his mastery of solid British cooking: slow cooked faggots and braised cuts of beef, Welsh rarebit and steamed puddings.
In his book Outliers, Malcolm Gladwell suggests that it takes 10,000 hours (or at least ten solid years) of practice to achieve mastery in most fields.
Even the judge, a slicked down Alessandro Nivola, wears a solid brown cap of hair, a mastery of product.
The board that oversees the program defines three achievement levels for each test: "basic" denotes partial mastery of a subject; "proficient" represents solid academic performance and a demonstration of competency over challenging subject matter; and "advanced" means superior performance.
Funky bass, solid drums and hypnotic percussion, allied to Ag Keyna's mastery of the six-string, lift them above their contemporaries.
A mastery curve creates one of the most solid supports for adolescents, and it's rewarding, too.
It uses a 500-point scale, with scores assigned to achievement levels: below basic; basic, which denotes partial mastery of grade-level knowledge and skills; proficient, which represents solid performance and competency, and advanced, signifying superior performance.
