turbidity

noun

"turbidity" is a 9-letter English headword indexed on PlainSpell.

The verdict

“turbidity” is uncommon English (frequency #64,785 among 3,151 “T” headwords), classed as a noun. The kind of spelling people second-guess.

#64,785
frequency rank, English
3,151
“T” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state of being turbid; turbidness.

Corpus desk

Index EN-turbidity · turbidity · English

turbidity · rank #64,785 · 0 variants · 0 confusables

  • FREQ-RARE #64,785
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH Tulloch

Nearest frequency peer: Tulloch (-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 “turbidity”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for turbidity
PropertyValue
Headwordturbidity
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#64,785
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “turbidity” 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).turbidityfalls 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: “Tulloch” (#64,784), “trounced” (#64,783), “tyme” (#64,787). Among 3,151 “T” headwords, “turbidity” is #64,785. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

turbidity is uncommon English at frequency #64,785 among 3,151 “T” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for turbidity in our index, since its letter sequence doesn't invite the usual edit-distance slips. This entry stands alone in our confusable dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From Latin turbiditās. By surface analysis, turbid + -ity. The correct English form is turbidity, spelled T-U-R-B-I-D-I-T-Y.

Definition

  1. 1
    The state of being turbid; turbidness.
  2. 2
    The measure of transparency of a fluid (units of measurement include Nephelometric Turbidity Unit (NTU)).

Recorded use

Wiktionary examples

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

  1. The variables we considered include solar irradiance and turbidity, which are relevant to the symbiont photosynthesis and yearly minimum temperature, representing potential limiting factors for the holobiont.
  2. Over a 5 days period beginning on November 21, 2011 and ending on November 26, 2011 we deployed an array of hydrodynamic and sediment dynamic sensors on a tripod frame, including two turbidity sensors, two pore water pressure sensors, one sea gauge wave tide recorder, one kinemometer, and one acoustic erosion measuring instrument (Fig. 21.2).

Etymology

From Latin turbiditās. By surface analysis, turbid + -ity.

This word in other languages

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 "turbidity"?
"turbidity" is spelled T-U-R-B-I-D-I-T-Y.
What does "turbidity" mean?
As a noun, "turbidity" means: The state of being turbid; turbidness.
What is the origin of the word "turbidity"?
From Latin turbiditās. By surface analysis, turbid + -ity. 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.

Similar English words by spelling shape

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

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list