lb

/paʊnd/

//paʊnd// noun

"lb" is a 2-letter English headword indexed on PlainSpell.

The verdict

“lb” sits in 20 confusable pairs (corpus #7,936) as a noun. The look-alike neighbours are the real trap.

#7,936
frequency rank, English
2,297
“L” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Abbreviation of pound (“unit of weight”).

Corpus desk

Index EN-lb · lb · English

lb · rank #7,936 · 0 variants · 20 confusables

  • FREQ-COMMON #7,936
  • LEN-SHORT 2 letters
  • VOW-0 0 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 2,297
  • PHOTO-FINISH kay

Nearest frequency peer: kay (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Frequency neighbours of confusable “lb”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “lb” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

lb vs le
50% similar
lb vs li
50% similar
lb vs Lt
0% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for lb
PropertyValue
Headwordlb
LanguageEnglish
Part of speechNoun
IPA/paʊnd/
Letters2
Frequency rank#7,936
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “lb”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).lblands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “kay” (#7,935), “Leicester” (#7,937), “jar” (#7,934). Among 2,297 “L” headwords, “lb” is #7,936. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for lb is neighbouring look-alikes ("le", "li", …), not just typos; it is anoun pronounced /paʊnd/. Frequency #7,936 among 2,297 “L” headwords. Gloss: "Abbreviation of pound (“unit of weight”).".

lb doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. It also participates in 20 confusable-pair relationships, "le", "li", "Lt", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: (unit of weight): Abbreviation of libra. The correct English form is lb, spelled L-B.

Definition

  1. 1
    Abbreviation of pound (“unit of weight”).

Recorded use

Wiktionary examples

These source excerpts show how lb appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. The slug is defined as the mass which would accelerate at a rate of 1 ft/s² under a force of one pound-force (lbf). Since 1 lbf is the force exerted on a mass of one pound by a standard gravitational field (of exactly 9.80665 meters per square second), a slug is thus exactly equal to 196133/6096 pounds (about 32.1740485564 lb or 14.593902937206 kg).
  2. The drive system can provide a maximum of 516 lbs ft (700 Nm) at any one time.

Etymology

(unit of weight): Abbreviation of libra.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "lb"?
"lb" is spelled L-B. The IPA pronunciation is /paʊnd/.
What does "lb" mean?
As a noun, "lb" means: Abbreviation of pound (“unit of weight”).
What words are commonly confused with "lb"?
"lb" is commonly confused with "le", "li", "Lt". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "lb"?
The IPA (International Phonetic Alphabet) transcription for "lb" is /paʊnd/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "lb"?
(unit of weight): Abbreviation of libra. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list