expectoration
- n the process of coughing up and spitting out
- n the act of spitting (forcefully expelling saliva)
expectorator
- n a person who spits (ejects saliva or phlegm from the mouth)
- n a medicine promoting expectoration
expedience
- n the quality of being suited to the end in view
- n taking advantage of opportunities without regard for the consequences for others
experimental extinction
- n a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
experimental method
- n the use of controlled observations and measurements to test hypotheses
experimental procedure
- n the specific techniques used in conducting a particular experiment
expedition
- n a military campaign designed to achieve a specific objective in a foreign country
- n an organized group of people undertaking a journey for a particular purpose
an expedition was sent to explore Mars - n a journey organized for a particular purpose
- n a journey taken for pleasure
- n the property of being prompt and efficient