retention — [ri ten′shən] n. [ME retencioun < MFr retention < L retentio] 1. a retaining or being retained 2. power of or capacity for retaining 3. a) a remembering; memory b) ability to remember 4. Med … English World dictionary
retention — ► NOUN 1) the action of retaining or the state of being retained. 2) failure to eliminate a substance from the body … English terms dictionary
retention — 1. The keeping in the body of what normally belongs there, especially the retaining of food and drink in the stomach. 2. The keeping in the body of what normally should be discharged, as urine or feces. 3. Retaining that which has been learned so … Medical dictionary
Retention basin — Trounce Pond, a retention basin landscaped with natural grassland plants, in Saskatoon, Saskatchewan, Canada … Wikipedia
retention — re|ten|tion [ rı tenʃən ] noun uncount 1. ) FORMAL the ability to keep workers or customers from leaving a company, or students from leaving a school: There is a recruitment and retention crisis in the teaching profession. 2. ) FORMAL the act of… … Usage of the words and phrases in modern English
retention — UK [rɪˈtenʃ(ə)n] / US noun [uncountable] 1) formal the ability to keep workers or customers from leaving a company, or students from leaving a school There is a recruitment and retention crisis in the teaching profession. 2) formal the act of… … English dictionary
Retention of vision vanish — In the Retention of Vision Vanish, the magician places a coin or small object between the fingers and the thumb of the right hand. The left hand is palm up with the palm slightly tilted towards the audience. The right approaches and displays the… … Wikipedia
retention — noun Etymology: Middle English retencioun, from Anglo French, from Latin retention , retentio, from retinēre to retain more at retain Date: 14th century 1. a. the act of retaining ; the state of being retained b. abnormal retaining of a fluid or… … New Collegiate Dictionary
retention — noun 1》 the act of retaining or state of being retained. 2》 failure to eliminate a substance from the body: fluid retention. Origin ME: from OFr., from L. retentio(n ), from retinere (see retain) … English new terms dictionary
CO₂ retention — CO2 retention is a pathophysiological process in which too little carbon dioxide is removed from the blood by the lungs. The end result is hypercapnia, an elevated level of carbon dioxide dissolved in the bloodstream. Various diseases may lead to … Wikipedia
Effects of MDMA on the human body — This article discusses the effects of MDMA (3,4 methylenedioxy N methylamphetamine, commonly known as Ecstasy ) on the human brain and body. More general information on MDMA, such as history and legal status, can be found in the main entry for… … Wikipedia