pilot chart
- noun
- /ˈpaɪlət tʃɑrt/
- Specialized
- The pilot chart indicated strong currents in the area.
Examples
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Researchers used a pilot chart to analyze prevailing wind and current patterns in the area.
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The captain consulted the pilot chart to plan the safest route across the Atlantic Ocean.
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Every year, navigators update their pilot charts with new meteorological data.
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Navigators often refer to a pilot chart for guidance.
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The pilot chart for the Atlantic Ocean shows the typical wind patterns during the summer months.
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Nautical students study the pilot chart to understand the best routes for sailing across different seasons.
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Before setting sail, the captain reviewed the pilot chart to ensure awareness of the local current and weather conditions.
Synonyms
A map used to plan a trip by sea or air
A map that shows weather, water conditions, and routes to help pilots or captains
A map that shows sea depths, currents, and hazards for people who steer ships
How Detailed
- Specialized
- Specialized
- Specialized
Surface Forms
Morphology
The meaning is directly compositional: 'pilot' modifies 'chart' to indicate a chart used by pilots or navigators, so a learner who knows both words can infer it is a map for navigation. The specialized meteorological and hydrographic focus is a straightforward occupational specialization of 'chart', a pattern common across languages, making the phrase readily comprehensible to B1 learners.
Etymology
Pilot chart comes from the idea of a pilot meaning a local 'guide' for ships and a chart meaning a map that shows winds, currents and weather in an area. So a pilot chart is a map sailors use to see the usual winds and currents and to plan a safe route.