laboratory

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noun, often attributive lab·o·ra·to·ry \ ˈla-b(ə-)rə-ˌtȯr-ē , sometimes ˈla-bər-ˌtȯr- or ˈla-bə-ˌtȯr- or lə-ˈbȯr-ə-ˌtȯr- , British usually lə-ˈbär-ə-t(ə-)rē \
Updated on: 11 Sep 2017

Definition of laboratory

plural laboratories
1 a :a place equipped for experimental study in a science or for testing and analysis
  • a research laboratory
; broadly :a place providing opportunity for experimentation, observation, or practice in a field of study
b :a place like a laboratory for testing, experimentation, or practice
  • That area is a laboratory for cultivating the germ of terrorism.
2 :an academic period set aside for laboratory work
  • a course of study requiring two lectures and one laboratory per week

Examples of laboratory in a Sentence

  1. experiments conducted in a modern laboratory

Recent Examples of laboratory from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'laboratory.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of laboratory

Medieval Latin laboratorium, from Latin laborare to labor, from labor

Other Chemical Engineering Terms



LABORATORY Defined for English Language Learners

laboratory

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noun

Definition of laboratory for English Language Learners

  • : a room or building with special equipment for doing scientific experiments and tests


LABORATORY Defined for Kids

laboratory

play
noun lab·o·ra·to·ry \ ˈla-brə-ˌtȯr-ē , ˈla-bə-rə- \

Definition of laboratory for Students

plural laboratories
:a room or building in which scientific experiments and tests are done

Medical Dictionary

laboratory

noun, often attributive lab·o·ra·to·ry \ ˈlab-(ə-)rə-ˌtōr-ē, -ˌtȯr-, British usually lə-ˈbär-ə-t(ə-)rē \

medical Definition of laboratory

plural laboratories
:a place equipped for experimental study in a science or for testing and analysis


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