Return to the home page.

Expand/collapse menu.

Visit Our Sites

Unabridged Dictionary

Learner's Dictionary

Word Central for Kids

Expand/collapse menu.

Premium Services

Unabridged Dictionary

Encyclopedia Britannica

Institutional Subscriptions

Expand/collapse menu.

Expand/collapse menu.

Word of the Day

Subscriber Help

Expand/collapse menu.

More Word Games

Daily Crosswords

Expand/collapse menu.

Open Dictionary

Alphabetical Browse

Browse Categories

Submit an Entry

Expand/collapse menu.

Spelling Bee Hive

Hive Headquarters

Spelling Champion

Spelling Reform

Expand/collapse menu.

Word for the Wise

Today's Broadcast

Expand/collapse menu.

Books and CD-Roms

Online Services

Palm and Pocket PC

Expand/collapse menu.

Looking Up a Word

Citing the Dictionary

Audio Pronunciations

Word Games Help

Expand/collapse menu.

Merriam-Webster FAQ

Advertising Info

Copyright Notice

Hooked Media

plaster of paris

Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

plaster of paris

One entry found.

Main Entry: plaster of par·is

Pronunciation: \-ˈpa-rəs\

Usage: often capitalized 2d P

Etymology: Paris, France

Date: 15th century

: a white powdery slightly hydrated calcium sulfate CaSO₄·¹⁄₂H₂O or 2CaSO₄·H₂O made by calcining gypsum and used chiefly for casts and molds in the form of a quick-setting paste with water

Learn more about "plaster of paris"

Learn more about "plaster of paris" and related topics at Britannica.com

Pronunciation Symbols