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ultralight

American  
[uhl-truh-lahyt, uhl-truh-lahyt, uhl-truh-lahyt] / ˌʌl trəˈlaɪt, ˈʌl trəˌlaɪt, ˈʌl trəˌlaɪt /

adjective

  1. extremely lightweight in comparison with others of its kind.

    a car with an ultralight engine.


noun

  1. something that is ultralight.

  2. a small, light, lights, inexpensive single-seat airplane that is essentially a motorized hang glider.

Etymology

Origin of ultralight

First recorded in 1970–75; ultra- + light 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Leng engineered an ultralight, electric-powered vertical takeoff and landing aircraft known as an eVTOL.

From Los Angeles Times

The Helix is classified as a Part 103 ultralight aircraft, the same regulatory class as a hang glider.

From Los Angeles Times

In Santa Cruz, researchers and conservationists also deployed ultralight radio tags to better understand how butterflies move between overwintering groves, information that could help improve how overwintering habitat is managed.

From Los Angeles Times

These particles, called ultralight bosons, are predicted by some theories that go beyond the Standard Model of particle physics, which describes and classifies all known elementary particles.

From Science Daily

If ultralight bosons exist, they can extract rotational energy from black holes.

From Science Daily