LDA

noun

"lda" is a 3-letter English headword indexed on PlainSpell.

The verdict

“LDA” is uncommon English (frequency #61,584 among 2,297 “L” headwords), classed as a noun. The kind of spelling people second-guess.

#61,584
frequency rank, English
2,297
“L” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of localizer type directional aid.

Corpus desk

Index EN-lda · LDA · English

LDA · rank #61,584 · 0 variants · 0 confusables

  • FREQ-RARE #61,584
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,297
  • PHOTO-FINISH leal

Nearest frequency peer: leal (+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.

Long-tail ranks near “LDA”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “LDA” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for LDA
PropertyValue
HeadwordLDA
LanguageEnglish
Part of speechNoun
Letters3
Frequency rank#61,584
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “LDA” in English

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

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “leal” (#61,585), “Lashkar” (#61,582), “learnings” (#61,586). Among 2,297 “L” headwords, “LDA” is #61,584. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

LDA is uncommon English at frequency #61,584 among 2,297 “L” headwords, classed as anoun. Rarity is why readers land here mid-draft. 8 senses are on record.

Our edit-distance generator produced no likely misspellings for LDA, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Wiktionary doesn't record an etymology for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct English form is LDA, spelled L-D-A.

Definition

  1. 1
    Initialism of localizer type directional aid.
  2. 2
    Initialism of lithium diisopropylamide.
  3. 3
    Initialism of local-density approximation.
  4. 4
    Initialism of linear discriminant analysis.
  5. 5
    Initialism of left-displaced abomasum.
  6. 6
    Initialism of legal drinking age.
  7. 7
    Initialism of low-density amorphous ice; a form of H₂O water ice, with a density less than that of liquid water, but denser than the usual crystalline ice.
  8. 8
    Initialism of Lahore Development Authority.

Recorded use

Wiktionary example

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

  1. Although widely successful, these methods depend on the mixing parameters and are computationally more expensive than local/semilocal functionals such as the local density approximation (LDA) or generalized gradient approximation.

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 "LDA"?
"LDA" is spelled L-D-A.
What does "LDA" mean?
As a noun, "LDA" means: Initialism of localizer type directional aid.
What language does "LDA" come from?
"LDA" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "LDA", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list