lead
- noun
- /liːd/
- Specialized
- Historically, the 10-second 12-lead ECG has served as the criterion standard for the assessment of drug-induced ECG effects.
Examples
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The engineer explained that the lead in ignition timing affects how efficiently the engine runs.
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Adjusting the lead is crucial for maximizing the engine's performance during acceleration.
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The ignition lead has been cut.
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We need a good lead time in order to create effective defenses.
Blog text (19) -
The EU hoped that a country from the global south would take the lead and, despite its leadership in the issue area, South Africa would not sponsor the resolution.
Academic text (2016) -
Each athlete completed a medical history questionnaire and was given a preliminary 12-lead ECG before participating in this study.
Academic text (1992) -
Understanding the correct lead in engine design can significantly impact fuel efficiency.
Synonyms
The timing of the spark that lights the fuel and air in an engine, measured by the piston's position
Idioms
Compounds
- Specialized
A condition that happens when too much lead gets into the body and makes you sick
- Specialized
The time between starting and finishing a process often used in business
- Specialized
A rechargeable device with lead plates and weak sulphuric acid used in cars and for backup power
- Archaic
A rope with a heavy lead weight that sailors lower to measure water depth from a boat
- Specialized
Glass made with small amounts of the metal lead that is very clear and sparkly
- Archaic
A soft black material in pencil cores that is also used as a nuclear reactor moderator called graphite
- UK
A short wire with metal clips at both ends used to make temporary electric connections
- Specialized
A metal made from lead and a little of another metal used to make parts stronger and resist corrosion
- Specialized
A poisonous white chemical used to dye cloth and make coatings for metal and wood
- Informal
A very heavy, very filling sandwich people joke about to mean a hard situation
A rechargeable battery with lead plates and acid used in cars and backup power
- Archaic
A clear oily poisonous liquid once added to gasoline to reduce engine knocking
A low bushy tropical tree with feathery leaves and long pods used for animal food and to help the soil
- Specialized
A green rock that contains lead and gives small amounts of lead when processed
- Specialized
Heavy metal that people make harder by adding antimony or other metals for industrial use
- UK
Short wire with clips at each end that makes a temporary electrical connection between two points
- Archaic
A clear oily poison once added to petrol or gasoline to stop engine knocking
How Early
Surface Forms
Etymology
Lead In engines, lead refers to spark timing that happens a little 'before' the piston reaches a point, and it is called that because the spark 'leads' (comes before) the engine movement.