| lead line | Deposits of lead sulfide in the gingiva in areas of chronic inflammation. (05 Mar 2000) |
|---|---|
| lead monoxide | Has been used as an ingredient in external applications such as lead plaster. Synonym: lead oxide (yellow), litharge, massicot. (05 Mar 2000) |
| lead neuropathy | A peripheral neuropathy reportedly seen in chronic lead intoxication; reputedly characterised by wrist-drop, but no convincing modern reports of this are available. (05 Mar 2000) |
| lead oxide | Has been used as an ingredient in external applications such as lead plaster. Synonym: lead oxide (yellow), litharge, massicot. (05 Mar 2000) |
| lead palsy | Paralysis of the extensor muscles of the wrist causing wrist-drop; occurs in lead poisoning. Synonym: lead paralysis. (05 Mar 2000) |
| lead paralysis | Paralysis of the extensor muscles of the wrist causing wrist-drop; occurs in lead poisoning. Synonym: lead paralysis. (05 Mar 2000) |
| lead poisoning | <pharmacology> An environment hazard (for example, from lead-containing paint, leaded gasoline,etc) capable of causing brain damage. (25 Jun 1999) |
| lead radioisotope | <radiobiology> Unstable isotopes of lead that decay or disintegrate emitting radiation. Lead atoms with atomic weights 194-203, 205, and 209-214 are radioactive lead isotopes. (25 Jun 1999) |
| lead stomatitis | Oral manifestation of lead poisoning consisting of a bluish-black line following the contours of the marginal gingiva where lead sulfide has precipitated due to the inflamed environment. (05 Mar 2000) |
| lead storage battery | <chemistry> A battery (used in cars) in which the anode is lead, the cathode is lead coated with lead dioxide, and the electrolyte is a sulfuric acid solution. (09 Jan 1998) |
| lead sulfide | The native form in which lead is chiefly found. Synonym: galena. (05 Mar 2000) |
| lead tetraethyl | Pb(C2H5)4; tetraethylplumbane;an anti-knock compound added to motor fuel; has a toxic action causing anorexia, nausea, vomiting, diarrhoea, tremors, muscular weakness, insomnia, irritability, nervousness, and anxiety; death may occur. Synonym: lead tetraethyl. (05 Mar 2000) Previous: tetraethylammonium, tetraethylammonium chloride, tetraethylammonium ionNext: tetraethyl lead, tetraethylmonothionopyrophosphatelead tetraethyl -->tetraethyl lead <chemical> Tetraethylplumbane. A highly toxic compound used as a gasoline additive. It causes acute toxic psychosis or chronic poisoning if inhaled or absorbed through the skin. Chemical name: Plumbane, tetraethyl- (12 Dec 1998) |
| lead tetroxide | A bright orange-red powder that turns black when heated; used in ointments and plasters. Synonym: red lead, red oxide of lead. (05 Mar 2000) |
| lead-pipe rigidity | The plastic type of rigidity resembling that of a pipe of lead seen in certain forms of parkinsonism. (05 Mar 2000) |
| leader | A sequence near the 5' end of an RNAstrand or the amino terminus of a protein that functions intargeting or regulation. (09 Oct 1997) |
Synonyms : Radioisotopes, Lead
Synonyms : Influentials
Synonyms : Learnings
Synonyms : Academic Disorder, Developmental, Adult Learning Disorders, Developmental Disorders of Scholastic Skills, Learning Disorders, Adult, Learning Disturbance, Scholastic Skills Development Disorders, Academic Disorders, Developmental, Adult Learning Disorder
Synonyms : Leasings, Property, Property Leasing, Property Leasings
| lean |
to incline or bend from a vertical position; "She leaned over the banister" thin: lacking excess flesh; "you can't be too rich or too thin"; "Yon Cassius has a lean and hungry look"-Shakespeare cause to lean or incline; "He leaned his rifle against the wall" tend: have a tendency or disposition to do or be something; be inclined; "She tends to be nervous before her lectures"; "These dresses run small"; "He inclined to corpulence" lacking in mineral content or combustible material; "lean ore"; "lean fuel" rely on for support; "We can lean on this man" containing little excess; "a lean budget"; "a skimpy allowance" not profitable or prosperous; "a lean year" tilt: the property possessed by a line or surface that departs from the vertical; "the tower had a pronounced tilt"; "the ship developed a list to starboard"; "he walked with a heavy inclination to the right" list: cause to lean to the side; "Erosion listed the old tree"
출처: wordnet.princeton.edu/perl/webwn
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| learning |
the cognitive process of acquiring skill or knowledge; "the child's acquisition of language" eruditeness: profound scholarly knowledge
출처: wordnet.princeton.edu/perl/webwn
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| learning disability |
learning disorder: a disorder found in children of normal intelligence who have difficulties in learning specific skills
출처: wordnet.princeton.edu/perl/webwn
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| learning disorder |
a disorder found in children of normal intelligence who have difficulties in learning specific skills
출처: wordnet.princeton.edu/perl/webwn
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| leaching |
leach: the process of leaching
출처: wordnet.princeton.edu/perl/webwn
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| LEA | thin strip of metal used to separate lines of type in printing |
|---|---|
| LEA | restraint consisting of a rope (or light chain) used to restrain an animal |
| LEA | the timing of ignition relative to the position of the piston in an internal-combustion engine |
| LEA | an advantage held by a competitor in a race |
| LEA | evidence pointing to a possible solution |
| LEA | the introductory section of a story |
| LEA | a news story of major importance |
| LEA | an indication of potential opportunity |
| LEA | (baseball) the position taken by a base runner preparing to advance to the next base |
| LEA | an actor who plays a principal role |
| LEA | the angle between the direction a gun is aimed and the position of a moving target (correcting for the flight time of the missile) |
| LEA | a soft heavy toxic malleable metallic element |