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Definitions

laboratory

[lab-ruh-tawr-ee, -tohr-ee, lab-er-uh-, luh-bor-uh-tuh-ree, -uh-tree] / ˈlæb rəˌtɔr i, -ˌtoʊr i, ˈlæb ər ə-, ləˈbɒr ə tə ri, -ə tri /
NOUN
testing room
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It’s the first time Voyager has been selected for a trip to the orbiting laboratory.

From Barron's • Apr. 16, 2026

The Gulf offers useful insights, but Ukraine is the more demanding laboratory.

From The Wall Street Journal • Apr. 15, 2026

While tinkering in his basement laboratory, he used it regularly to communicate with his invalid wife, who was confined to her bedroom upstairs.

From The Wall Street Journal • Apr. 12, 2026

A 2022 color additive petition filed by two dozen food safety and health advocates found that Red Dye No. 3 caused cancer in laboratory male rats exposed to high levels of the dye.

From Salon • Apr. 11, 2026

The fact that I can make a vacuum in the laboratory, for example, need not mean that a vacuum can ever occur in nature.

From "The Invention of Science" by David Wootton




Vocabulary lists containing laboratory