A small corner, alcove, or recess, especially one in a large room.(noun)
A hidden or secluded spot.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "nook" in a sentence
"The top of the nook is arched, and the back of the nook is curved."
"Finally, an upstairs nook is kept cozy with a wood stove that has the ability to warm the entire upper level."
"View 3 showing sink area and wooden screen, separating the dining nook from the rest of the kitchen."