Lu

/ˈlu/ name, noun, verb

name, noun, verb ·Uncommon ·College level

Meaning at a glance

  • Primary sense: Archaic form of loo (“card game”).
  • Grammar: lu is listed as name, noun, verb.
  • Nearest alternatives: atomic number 71, circuit, family name, last name.
  • Useful contrasts: given name.
  • Usage evidence: Luís Coelho Street intersects Augusta Street.

How to use "lu"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "lu" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "lu" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "lu" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "lu" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "lu" is acting as name, noun, verb in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "atomic number 71" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "lu", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    Archaic form of loo (“card game”). alt-of, archaic, uncountable
  2. 2
    Synonym of route or circuit, an administrative division of imperial China. historical, uncountable, usually
  3. 3
    Initialism of livestock unit. abbreviation, alt-of, initialism
  4. 4
    A matrix decomposition which writes a matrix as the product of a lower and upper triangular matrix, used in numerical analysis to solve systems of linear equations or find the inverse of a matrix.
  5. 5
    a trivalent metallic element of the rare earth group; usually occurs in association with yttrium wordnet
Verb
  1. 1
    Archaic form of loo (“beat at card game”). alt-of, archaic
Proper Noun
  1. 1
    A diminutive of the female given name Lucy and related names.

    ""Why?" said Lucy in amazement, "haven't you all been wondering where I was?" "So you've been hiding, have you?" Peter said. "Poor old Lu, hiding and nobody noticed!"

  2. 2
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 呂／吕 (Lǚ). countable

    "As editor-in-chief of the pro-communist Kuangming News (光明報), Lu He-ruo (呂赫若) became a wanted man after the newspaper was raided by the authorities in August 1949. While many of his friends were arrested and executed, he managed to elude capture by hiding in the mountains of today’s New Taipei City’s Shihding District (石碇). Lu never made it out of the mountains, and his death remained a mystery for decades."

  3. 3
    A Chinese surname from Hokkien.
  4. 4
    魯國／鲁国 (Lǔguó); An ancient vassal state of China that existed approximately between 1042–249 BC.
  5. 5
    Synonym of Luren (“a Chinese language”).
Show 11 more definitions
  1. 6
    Initialism of London Underground. UK, abbreviation, alt-of, initialism
  2. 7
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 盧／卢 (Lú). countable
  3. 8
    Initialism of Liberty Union Party. US, abbreviation, alt-of, initialism
  4. 9
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 陸／陆 (Lù). countable
  5. 10
    Initialism of La Union. Philippines, abbreviation, alt-of, initialism
  6. 11
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 魯／鲁 (Lǔ). countable
  7. 12
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 路 (Lù). countable
  8. 13
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 蘆／芦 (Lú). countable
  9. 14
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 祿／禄 (Lù). countable
  10. 15
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 逯 (Lù). countable
  11. 16
    A Chinese surname from Mandarin.; A Chinese surname from Mandarin from 鹿 (Lù). countable

Synonyms

All synonyms
atomic number 71circuitfamily namelast nameluteciumlutetium

Antonyms

given name

Example

"Luís Coelho Street intersects Augusta Street."

Common questions

What does "lu" mean?

Archaic form of loo (“card game”).

What is a synonym for "lu"?

Common synonyms include: atomic number 71, circuit, family name, last name, lutecium, lutetium.

How do you use "lu" in a sentence?

Luís Coelho Street intersects Augusta Street.

How do you pronounce "lu"?

Pronounced /ˈlu/.

Etymology

Etymology 1

A romanization of Chinese 路 (lù, “route”)

Etymology 2

Clipping of Lucy, Lucille, and similar names.

Etymology 3

From Mandarin surname pronunciations

Etymology 4

From Hokkien 呂 /吕 (Lū).

Etymology 5

From Mandarin 魯 /鲁 (lǔ, “Lǔ”) pronunciation of Chinese 魯 /鲁 (lǔ).

Etymology 6

Short for lower-upper.

More for "lu"

Synonyms

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