1 based on new ideas, forms or methods that are used to find out what effect they have:
experimental teaching methods * experimental theatre / art / music * The equipment is still at the experimental stage. * Doctors stress that this kind of treatment is still experimental.
2 connected with scientific experiments:
experimental conditions / data / evidence
experimentally adverb:
This theory can be confirmed experimentally. * The new drug is being used experimentally on some patients. * He moved his shoulder experimentally to see if it still hurt.
