preserve with sugar; "Mom always conserved the strawberries we grew in the backyard"
use cautiously and frugally; "I try to economize my spare time"; "conserve your energy for the ascent to the summit"
keep in safety and protect from harm, decay, loss, or destruction; "We preserve these archeological findings"; "The old lady could not keep up the building"; "children must be taught to conserve our national heritage"; "The museum curator conserved the ancient manuscripts"
keep constant through physical or chemical reactions or evolutionary change; "Energy is conserved in this process"
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"
the trait of being uncommunicative; not volunteering anything more than necessary
something kept back or saved for future use or a special purpose
(medicine) potential capacity to respond in order to maintain vital functions
obtain or arrange (for oneself) in advance; "We managed to reserve a table at Maxim's"
hold back or set aside, especially for future use or contingency; "they held back their applause in anticipation"
arrange for and reserve (something for someone else) in advance; "reserve me a seat on a flight"; "The agent booked tickets to the show for the whole family"; "please hold a table at Maxim's"
(of undissolved particles in a fluid) supported or kept from sinking or falling by buoyancy and without apparent attachment; "suspended matter such as silt or mud..."; "dust particles suspended in the air"; "droplets in suspension in a gas"