masterful

Etymology

From Middle English maysterful, maistrefull, equivalent to master + -ful.

adj

1. Of or pertaining to the manner of a master of an art, technique, profession, or craft; masterly.
   The brushwork on the skin tones was masterful.
2. In the manner of a master; very skillful.
   The masterful conducting ensured the orchestra gave of their best.
3. Having or showing the qualities of a master vis-a-vis a dependent or subordinate; authoritative; domineering.
   ...do you not agree with me that I have a right to be a little masterful, abrupt; perhaps exacting, sometimes, on the grounds I stated... 1847, Charlotte Brontë, chapter 14, in Jane Eyre, Rochester to Jane by the fire
   When John spoke in that masterful tone, Meg always obeyed, and never regretted her docility. 1868-69, Louisa May Alcott, Little Women, Chapter 38
   ...it was that he is so masterful. I found that he wouldn't let me go my own way. 1908, E. M. Forster, A Room with a View, Chapter 18, Lucy to Mr. Beebe about Cecil