Word Explorer
Children's
Dictionary Suite
Help
Help
Help
Intermediate Dictionary
     
Lookup History
laboratory

lab·o·ra·to·ry

laboratory

 
 
pronunciation:
lae br tor i [or] lae br tor i
features:
Word Explorer, Word Parts
part of speech: noun
inflections: laboratories
definition 1: a place used for scientific investigation and experiments.
In the laboratory, scientists test food for safety.
 
definition 2: a place where new drugs or other chemical products are created and tested.
Our company's laboratory is producing an exciting new drug for treatment of lung disease.
definition 3: a place for science students to experiment, make observations, and practice scientific techniques, or a place equipped with special technology for various students to use as an aid to learning.
My brother's school has a computer laboratory where they teach how to use a computer.The high school has a language laboratory where students can listen to foreign language recordings and practice speaking.
Word Explorer
See
  blood, chemistry, learn, school, science, technology
Word Parts  About this feature
The word laboratory contains the following parts:
labor, laborat, lab Latin root that means to work
synonyms:
oper
 
-atory1 Latin noun-forming suffix that means place associated with
Show wordsHide wordsExample words:
synonyms:
-arium, -orium, -ary2