Weightlessness

Pronunciation: /ˈweɪt.ləs.nəs/

Definitions of weightlessness

noun a state or condition in which a person or object experiences a lack of weight or gravitational force

Example Sentences

A1 Weightlessness makes astronauts feel like they are floating in space.

A2 Experiencing weightlessness during a parabolic flight can be both exhilarating and disorienting.

B1 The feeling of weightlessness in a zero gravity environment can have a profound impact on the human body.

B2 A simulation of weightlessness can be achieved in a water tank to study the effects of microgravity on the human body.

C1 The prolonged exposure to weightlessness in space can lead to muscle atrophy and bone density loss.

C2 Researchers are constantly studying the physiological effects of long-term weightlessness on astronauts to better understand the challenges of space travel.

Examples of weightlessness in a Sentence

formal Astronauts experience weightlessness in space due to the lack of gravitational pull.

informal When you're floating in the pool, it feels like weightlessness.

slang I felt so light and airy, like I was in total weightlessness.

figurative After letting go of all my worries, I felt a sense of weightlessness in my mind.

Grammatical Forms of weightlessness

• plural: weightlessnesses
• comparative: more weightless
• superlative: most weightless
• present tense: experience weightlessness
• future tense: will experience weightlessness
• perfect tense: have experienced weightlessness
• continuous tense: is experiencing weightlessness
• singular: weightlessness
• positive degree: weightless
• infinitive: to experience weightlessness
• gerund: experiencing weightlessness
• participle: experienced weightlessness

Origin and Evolution of weightlessness

First Known Use: 1601 year

Language of Origin: English

Story behind the word: The word 'weightlessness' originates from the combination of the word 'weight' and the suffix '-less', indicating the absence of weight.

Evolution of the word: The term was first used in the early 17th century to describe the state of lacking weight or experiencing zero gravity. Over time, 'weightlessness' has become commonly used in the context of space travel and physics to refer to the condition of apparent weightlessness experienced by objects or individuals in free fall.