| MCD | 1) Minimal Change Disease 2) Menstrual Cycle Day |
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| BCL | basic cycle length; B-cell leukemia/lymphoma |
| BRAC | basic rest-activity cycle |
| CC | calcaneal-cuboid; calcium cyclamate; cardiac catheterization; cardiac contusion; cardiac cycle; card... |
| CCS | Canadian Cardiovascular Society; casualty clearing station; cell cycle specific; cholecystosonograph... |
| half-life | 1. <pharmacology> The period over which the concentration of a specified chemical or drug takes to fall to half its original concentration in the specified fluid or blood. 2. <radiobiology> The time required to reduce the amount of a radionuclide to one-half the amount originally present. Physical or radioactive half-life refers to reduction of activity by radioactive decay, biological half-life refers to biological elimination from the body and effective half-life refers to the combined action of radioactive decay and biological elimination. (16 Dec 1997) |
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| prenatal life | That interval of life between conception and birth; in humans, usually divided into embryonic and foetal periods. (05 Mar 2000) |
| sexual life | In psychiatry and psychoanalysis, the specifically erotic or sexual interests, fantasies, inclinations, and conduct of the patient. (05 Mar 2000) |
| drug half-life | The amount of time it takes for one-half of an administered drug to be lost through biological processes (metabolism and elimination). (27 Sep 1997) |
| immediately dangerous to life concentration | <radiobiology> This is a regulatory value defined as the maximum exposure concentration in the workplace from which one could escape within 30 minutes without suffering symptoms which would interfere with escaping and without suffering any irreversible health effects. (04 Nov 1997) |
| quality adjusted life year | A year of life adjusted for its quality or its value. A year in perfect health is considered equal to 1.0 qaly. The value of a year in ill health would be discounted. For example, a year bedridden might have a value equal to 0.5 qaly. A measurement index derived from a modification of standard life-table procedures and designed to take account of the quality as well as the duration of survival. This index can be used in assessing the outcome of health care procedures or services. (12 Jul 2000) |
| quality of life | Refers to the level of comfort, enjoyment, ability to pursue daily activities. Often used in discussions of treatment options. (16 Dec 1997) |
| insurance, life | Insurance providing for payment of a stipulated sum to a designated beneficiary upon death of the insured. (12 Dec 1998) |
| economic value of life | The evaluation of the monetary value of a life lost or a life saved. (12 Dec 1998) |
| effective half-life | <radiobiology> Time required for a radioactive substance contained in a biological system (such as a person or an animal) to reduce its radioactivity by half, as a combination result of radioactive decay and biological elimination from the system. (09 Oct 1997) |
| elimination half-life | <pharmacology> The time it takes for the body to eliminate or breakdown half of a dose of a pharmacologic agent. (09 Oct 1997) |
| expectation of life | The average number of years of life an individual of a given age is expected to live if current mortality rates continue to apply; a statistical abstraction based on existing age-specific death rates. Expectation of life at age x, The average number of additional years a person aged x would live if current mortality trends continue to apply, based on the age-specific death rates for a given year. Expectation of life at birth, Average number of years of life a newborn baby can be expected to live if current mortality trends continue. (05 Mar 2000) |
| years of potential life lost | Measure of the relative impact of various diseases and lethal forces on society, computed by estimating the years that people would have lived if they had not died prematurely from injury, cancer, heart disease, etc. (05 Mar 2000) |
| life | Origin: AS. Lf; akin to D. Lijf body, G. Leib body, MHG. Lp life, body, OHG. Lb life, Icel. Lf, life, body, Sw. Lif, Dan. Liv, and E. Live, v. See Live, and cf. Alive. 1. The state of being which begins with generation, birth, or germination, and ends with death; also, the time during which this state continues; that state of an animal or plant in which all or any of its organs are capable of performing all or any of their functions; used of all animal and vegetable organisms. 2. Of human being: The union of the soul and body; also, the duration of their union; sometimes, the deathless quality or existence of the soul; as, man is a creature having an immortal life. "She shows a body rather than a life." (Shak) 3. <philosophy> The potential principle, or force, by which the organs of animals and plants are started and continued in the performance of their several and cooperative functions; the vital force, whether regarded as physical or spiritual. 4. Figuratively: The potential or animating principle, also, the period of duration, of anything that is conceived of as resembling a natural organism in structure or functions; as, the life of a state, a machine, or a book; authority is the life of government. 5. A certain way or manner of living with respect to conditions, circumstances, character, conduct, occupation, etc.; hence, human affairs; also, lives, considered collectively, as a distinct class or type; as, low life; a good or evil life; the life of Indians, or of miners. "That which before us lies in daily life." (Milton) "By experience of life abroad in the world." (Ascham) "Lives of great men all remind us We can make our lives sublime." (Longfellow) "'T is from high life high characters are drawn." (Pope) 6. Animation; spirit; vivacity; vigor; energy. "No notion of life and fire in fancy and in words." (Felton) "That gives thy gestures grace and life." (Wordsworth) 7. That which imparts or excites spirit or vigor; that upon which enjoyment or success depends; as, he was the life of the company, or of the enterprise. 8. The living or actual form, person, thing, or state; as, a picture or a description from, the life. 9. A person; a living being, usually a human being; as, many lives were sacrificed. 10. The system of animal nature; animals in general, or considered collectively. "Full nature swarms with life." (Thomson) 11. An essential constituent of life, especially: the blood. "The words that I speak unto you . . . They are life." (John vi. 63) "The warm life came issuing through the wound." (Pope) 12. A history of the acts and events of a life; a biography; as, Johnson wrote the life of Milton. 13. Enjoyment in the right use of the powers; especially, a spiritual existence; happiness in the favor of God; heavenly felicity. 14. Something dear to one as one's existence; a darling; used as a term of endearment. Life forms the first part of many compounds, for the most part of obvious meaning; as, life-giving, life-sustaining, etc. Life annuity, an annuity payable during one's life. Life arrow, Life rocket, Life shot, an arrow, rocket, or shot, for carrying an attached line to a vessel in distress in order to save life. Life assurance. See Life insurance, below. Life buoy. See Buoy. Life car, a water-tight boat or box, traveling on a line from a wrecked vessel to the shore. In it person are hauled through the waves and surf. Life drop, a drop of vital blood. Life estate A line along any part of a vessel for the security of sailors. A line attached to a life boat, or to any life saving apparatus, to be grasped by a person in the water. Life rate, rate of premium for insuring a life. Life rent, the rent of a life estate; rent or property to which one is entitled during one's life. Life school, a school for artists in which they model, paint, or draw from living models. Lifetable, a table showing the probability of life at different ages. To lose one's life, to die. To seek the life of, to seek to kill. To the life, so as closely to resemble the living person or the subject; as, the portrait was drawn to the life. Source: Websters Dictionary (01 Mar 1998) |
| life-belt cataract | Congenital cataract in which a central white membrane replaces the nucleus. Synonym: disk-shaped cataract, life-belt cataract, umbilicated cataract. (05 Mar 2000) |
| life cycle |
The period of time that it takes for an organism to live its entire life. Some animals, such as insects, change their shape several times during their life cycle. These changes are called "metamorphosis."
출처: www.fcps.k12.va.us/StratfordLandingES/Ecology/mpag...
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| life cycle |
The minimum number of pressure cycles the transducer can endure and still remain within a specified tolerance.
출처: www.flw.com/define_l.htm
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| life cycle |
the set of states a person goes through from birth to death.
출처: oregonstate.edu/instruct/anth370/gloss.html
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| life cycle |
models of change are those that view change as an activity which follows a logical, orderly sequence of activities that can be planned in advance.
출처: wps.prenhall.com/wps/media/objects/213/218150/glos...
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| life cycle |
succession of stages in the growth and development of a living organism.
출처: www.ipmalmanac.com/glossary/index.asp
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