Define empiricism, down-to-earth, narcolepsy, rogue, facilitate, discriminate, conflict...

the theory which holds that the origin of all knowledge is sense experience; the method of observation and experiment used in the natural sciences

Empiricism is contrasted with rationalism, a theory which holds that the mind may apprehend some truths directly, without requiring the medium of the senses. The rationalist vision is essentially today's vision of science, whereas the empiricist vision is the vision of anti-science.

that can be applied, practical

The down-to-earth proposal made by the new coordinator was highly appreciated.

a disorder causing people to fall asleep in unusual times like while driving or eating

People suffering from narcolepsy cannot possiblywork for a company because of their unpredictable performance.

behaving in an unexpected way

The rogue movement of the particle amazed the researcher.

make easier; promote; expedite

She tried really hard to facilitate the painful process.

treat someone unjustly because of his or her political choices, sex, race, religion, etc; spot a difference between two things

The general director was accused of discriminating against women. Some animals are very good at discriminating between different smells.

disagreement; difference; fighting

The peasants often came into conflict with the landowners. A possible conflict between the two countries will lead to thousands of casualties. The conflict between the government and the union members is unlikely to be solved soon.

two things that happen at the same time without an evident reason

Seeing my ex-girlfriend at the hotel I was staying at was a great coincidence.

a relationship between two or more things, actions, or factors

The study has shown that there exists a correlation between age and pessimism.

very serious

The young man's earnest manners impressed the woman.