SAT Basic
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loneliness

/ˈloʊnlinəs/
English Definition
n. sadness because one has no friends or company
中文释义
孤独,寂寞
Example Sentence

The loneliness of the lighthouse keeper was mitigated by the steady rhythm of the waves and the occasional passing ship.

灯塔看守人的孤独感被海浪的稳定节奏和偶尔经过的船只所缓解。

Synonyms
isolation solitude seclusion
Antonyms
companionship society
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Practice — Definition Match

Which choice best defines “loneliness”?

  1. A Joining or mixing things together
  2. B A sudden start of something unwelcome, like a disease
  3. C Sadness because one has no friends or company
  4. D A person responsible for running a business or organization
Show answer

C — Sadness because one has no friends or company. “loneliness” means sadness because one has no friends or company.

Practice — Which Word Fits?

Which word means “sadness because one has no friends or company”?

  1. A combination
  2. B loneliness
  3. C administrator
  4. D outbreak
Show answer

B — loneliness. “loneliness” means sadness because one has no friends or company.

Common questions about “loneliness”

What does “loneliness” mean?

loneliness — sadness because one has no friends or company. In Chinese: 孤独,寂寞.

How do you pronounce “loneliness”?

loneliness is pronounced /ˈloʊnlinəs/.

How is “loneliness” used in a sentence?

The loneliness of the lighthouse keeper was mitigated by the steady rhythm of the waves and the occasional passing ship. (灯塔看守人的孤独感被海浪的稳定节奏和偶尔经过的船只所缓解。)

What are synonyms for “loneliness”?

isolation, solitude, seclusion — all close in meaning to loneliness (sadness because one has no friends or company).

What is the opposite of “loneliness”?

companionship, society — each the opposite of loneliness (sadness because one has no friends or company).

Is “loneliness” an SAT vocabulary word?

Yes. loneliness is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.

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The Digital SAT tests vocabulary through Words in Context questions, never as a standalone definition. Learn the word, then use it against a real passage.