lab

noun

USLAB/læb/

Plurallabs

3 meanings of lab

1
nouncolloquialcountable
A short word for laboratory: a room where scientists do tests and experiments.
Like a special kitchen for science: full of tools for experiments instead of cooking.
Our class did an experiment in the school lab today.
She works in a lab that tests drinking water.
2
nouncolloquialcountable
A Labrador retriever: a friendly, popular kind of dog with short hair.
Their lab loves to swim in the lake every summer.
We adopted a yellow lab from the shelter last month.
3
nouncolloquialcountable
A test done in a laboratory, or the result of the test.
The doctor ordered a lab to check his blood sugar.
Her labs came back normal, so she went home happy.
Similarexperiment, test

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Meanings 1, 3

A short form of the word "laboratory."

Meaning 2

A short form of "Labrador retriever."