n.
1.a colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic
2.the fifth and highest element after air and earth and fire and water
3.any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom
4.a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves
Idiom of the Day
in care of (someone)
something is sent to someone at someone else's address
My income tax refund was sent to me in care of my company.