Definition of solar energy in US English:

solar energy

noun

  • 1Radiant energy emitted by the sun.

    • ‘These solar fuels ultimately store solar energy within their chemical bonds.’
    • ‘Now, solar energy is actually nuclear energy; it is radiation.’
    • ‘Like Earth, space is filled with diffused energy: solar energy.’
    • ‘Aside from radiating heat into a building, dark roofing also radiates solar energy into the atmosphere.’
    • ‘These materials readily absorb solar energy, including the infrared portion of sunlight.’
    • ‘In plants, algae, and cyanobacteria, oxygenic photosynthesis converts solar energy into chemical energy.’
    • ‘The first step in utilization of solar energy is photon capture by a lightharvesting system (antenna).’
    • ‘The sun is one big nuclear reactor - radiation is what solar energy is.’
    • ‘We are harvesting what the plant produced using photosynthesis to convert solar energy into chemical energy stored in the form of oils, carbohydrates and protein.’
    • ‘Modular power station for the production primarily of hydrogen from solar energy and a method of generating electric energy’
    • ‘Scientists in Japan have made the first device that can convert solar energy into electricity and then store the resulting electric charge.’
    • ‘During combustion, the fuel alcohol releases the embodied solar energy of photosynthesis and emits water and carbon dioxide.’
    • ‘Such changes could be useful, for example, for converting solar energy directly into mechanical energy.’
    • ‘The ocean's like a living, breathing, super-organism, using solar energy to drive the atmosphere with heat.’
    • ‘They say the device, using tiny carbon nanotubes, might serve as the basis for an optical television or for converting solar energy into electricity once properly developed.’
    • ‘Less solar energy means less heat to the land and air.’
    • ‘Now, deserts are windy places, windy because they abound in solar energy, the driving force of the world's supply of moving air.’
    • ‘Photosynthesis is the process where solar energy is transferred into useful chemical energy.’
    • ‘Additionally, a number of other fully-feathered extant birds can readily absorb and use incident radiant solar energy.’
    • ‘The ecosystem can be seen as an energy cycle that assimilates solar energy through photosynthesis.’
    1. 1.1
      another term for solar power
      • ‘The first area concerns the use of direct solar energy to replace electricity, and also to give us greater security of supply in dry winters, as well as build some capacity.’
      • ‘For example, sunny Sydney is an ideal spot to showcase solar energy, so electricity for several events will be powered by the sun through photovoltaic panels.’
      • ‘Passive solar energy for heating our spaces and our water would result in more comfortable houses and more efficient industry, and would lower our energy bills.’
      • ‘He opposed money for research in solar energy and clean energy sources.’
      • ‘While the prototype will run on diesel, the group has come up with renewable energy alternatives involving wind and solar energy depending on the global position of the product.’
      • ‘Most of the major oil and energy companies have entire divisions committed to solar energy.’
      • ‘The plants are irrigated with water pumped by the means of solar energy and their computer is also powered with wind energy.’
      • ‘People are now using solar energy for heating, water supply, and running fax and STD systems.’
      • ‘It is also charged with establishing and promoting the use of solar energy, especially in areas were grid electrification is not feasible due to excessively high costs.’
      • ‘It has taken a second energy crisis in 2 years for energy efficiency and conservation, and renewable wind and solar energy, even to begin to be taken seriously.’
      • ‘Swindon's churches could be heated by solar energy as part of a commitment to helping the environment.’
      • ‘She suggests funding could be attracted by making the pool a Desert Knowledge project, using solar energy for heating during winter.’
      • ‘Tax breaks, energy worries, and global warming are making nuclear, wind, and solar energy increasingly important markets.’
      • ‘The foundation wants high energy efficiency targets, with some use of solar energy, and also initiatives to save water and recycle waste.’
      • ‘Opponents argue that we can take other action such as energy conservation measures or using more solar energy.’
      • ‘It can be powered by any heat source including solar energy thus bypassing fuel cells.’
      • ‘The budgets for geothermal technology development, hydrogen research, hydropower, wind and solar energy systems were cut roughly in half.’
      • ‘I think we could phase out the use of fossil fuels eventually by making solar energy our primary energy resource.’
      • ‘One of the most important actions to counter these challenges is the establishment of alternative energy sources such as solar energy.’
      • ‘As people search for alternatives to fossil fuel energy, solar energy emerges as one of the cleanest and most practical sources of electricity.’

Pronunciation

solar energy

/ˈsōlər ˈenərjē/