L3vslbTell them apart

Quick tell: L3 is a noun, lb is a symbol, so they fill different roles in a sentence.

Which to use

“L3” is a noun and “lb” is a symbol - they look or sound alike but fill different roles in a sentence.

#25,377
“L3” frequency rank
#22,921
“lb” frequency rank
48298
confusion score

Side-by-Side Comparison

Feature L3 lb
Definition Abréviation de licence 3. Symbole de la livre (pound), unité de mesure de masse anglo-saxonne. Cette livre est ordinairement dans le système avoir-du-poids ; il y a aussi une livre apothicaire (apothecary pound ou troy pound) — les symboles respectifs sont lb av et lb t ou lb Tr. La livre française, elle, avait pour symbole lp.

Letter map: L3 vs lb

Shared letters muted; letters that set L3 and lb apart highlighted. Shared run: 1.

2 ch
L3
2 ch
lb

Part-of-speech tell for L3 / lb

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: L3 is anoun and lbasymbol. On the page they differ by a single letter - 3 in “L3” becomes b in “lb”. Our composite confusion score for this pair is 48298, derived from the frequency rank of both members and their visual similarity.

L3 is recorded at frequency rank #25,377, classified as anoun, pronounced \ɛl.tʁwa\. lb is at rank #22,921, tagged as asymbol.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 48298, this pair ranks #180,010 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of L3 vs lb

Shared letters: l. Private to "L3": -. Private to "lb": b.

"L3" · 1 letters · shape C  ·  "lb" · 2 letters · shape CC

Frequently Asked Questions

Do "L3" and "lb" mean the same thing in a sentence?
No - they are not even the same part of speech. "L3" is a noun and "lb" a symbol, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "L3" or "lb" show up more?
"lb" is the more common of the two: it sits at frequency rank #22,921 in our French list, against #25,377 for "L3". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "L3" vs "lb" is on the table, pick a follow-up below.

  • Full dictionary entry for "L3" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lb" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #180,010 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "L3" and "lb" also get mixed up with nearby pairs, the highest-scored neighbour is "L3 vs lep". Nearby pair

Confusion rank #180,010 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list