langley
Definition
Proper noun:
- A surname; specifically, Samuel Pierpont Langley: A United States astronomer and aviation pioneer known for inventing the bolometer and contributing to early aircraft design (1834-1906).
Noun:
- A unit of solar radiation: A scientific unit used to measure solar energy flux, equal to one calorie per square centimeter.
Usage Examples
Proper noun:
- Samuel P. Langley was a contemporary of the Wright brothers.
- The Langley Research Center is named after the aviation pioneer.
Noun (unit):
- The solar constant is approximately 2.0 langleys per minute.
- They measured the radiation in langleys.
Advanced Usage
- The term langley is often used in meteorology, climatology, and solar energy studies to quantify incident solar radiation on a surface over a specific time period (e.g., langleys per day).
Variants and Related Words
- Langley Research Center (LaRC): A major NASA field center named after Samuel P. Langley.
- Bolometer: The radiation-measuring instrument invented by Langley.
Synonyms
- Proper noun: Samuel Pierpont Langley.
- Noun (unit): gram calorie per square centimeter (when defining the unit's value).
Noun
-
United States astronomer and aviation pioneer who invented the bolometer and contributed to the design of early aircraft (1834-1906)
-
unit of solar radiation
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