Definition of "laboratory" []

• A room or building equipped for scientific experimentation or research. (noun)
• An academic period devoted to work or study in such a place. (noun)
• A place where drugs and chemicals are manufactured. (noun)
• A place for practice, observation, or testing. (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.

• "DURBIN: I can just tell you that what they call a laboratory wouldn't pass any high school laboratory test."
• "By retaining a portion of the sample for future testing, the laboratory is able to test again if the initial results are inconclusive or if the employee claims a breach in the chain of custody or some other error."
• "An extension of his interest from here into the general problems of biology was unavoidable, and thus his laboratory is at present peopled by emigrants from all areas of science on both sides of chemistry - physics on the one hand and biology on the other."