WordReference Random House Unabridged Dictionary of American English © 2026
pre•scrip•tiv•ist
(pri skrip′tə vist),USA pronunciation n.
adj.
pre•scrip′tiv•ism, n.
- Linguisticsa writer, teacher, or supporter of prescriptive grammar.
adj.
- Oceanography, Linguisticsof, pertaining to, or based on prescriptive grammar.
- prescriptive + -ist 1950–55