care by procedures or applications that are intended to relieve illness or injury
the management of someone or something; "the handling of prisoners"; "the treatment of water sewage"; "the right to equal treatment in the criminal justice system"
a manner of dealing with something artistically; "his treatment of space borrows from Italian architecture"
serving in or intended for exploration or discovery; "an exploratory operation"; "exploratory reconnaissance"; "digging an exploratory well in the Gulf of Mexico"; "exploratory talks between diplomats"
keep in one's mind; "I cannot retain so much information"
secure and keep for possible future use or application; "The landlord retained the security deposit"; "I reserve the right to disagree"
allow to remain in a place or position; "We cannot continue several servants any longer"; "She retains a lawyer"; "The family's fortune waned and they could not keep their household staff"; "Our grant has run out and we cannot keep you on"; "We kept the work going as long as we could"
hold within; "This soil retains water"; "I retain this drug for a long time"
a device for showing the operating condition of some system
a signal for attracting attention
(chemistry) a substance that changes color to indicate the presence of some ion or substance; can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction