NoSQL

name

"nosql" is a 5-letter English headword indexed on PlainSpell.

The verdict

“NoSQL” is uncommon English (frequency #66,880 among 1,534 “N” headwords), classed as a proper noun. The kind of spelling people second-guess.

#66,880
frequency rank, English
1,534
“N” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A broad class of database management systems that differ from traditional relational databases in not using SQL as a primary query language and in omitting some common features to enhance scalability.

Corpus desk

Index EN-nosql · NoSQL · English

NoSQL · rank #66,880 · 0 variants · 0 confusables

  • FREQ-RARE #66,880
  • LEN-MID 5 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,534
  • PHOTO-FINISH noy

Nearest frequency peer: noy (+2 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 neighbourhood for “NoSQL”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “NoSQL” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for NoSQL
PropertyValue
HeadwordNoSQL
LanguageEnglish
Part of speechProper noun
Letters5
Frequency rank#66,880
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “NoSQL” sits in English frequency

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

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “noy” (#66,882), “noblesse” (#66,877), “nullifying” (#66,883). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

NoSQL is uncommon English at frequency #66,880 among 1,534 “N” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "A broad class of database management systems that differ from traditional relational databases in not using SQL as a primary query language and in omitting some common features to enhance scalability.".

NoSQL doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From no + SQL; more recently sometimes explained as short for not only SQL. The correct English form is NoSQL, spelled N-O-S-Q-L.

Definition

  1. 1
    A broad class of database management systems that differ from traditional relational databases in not using SQL as a primary query language and in omitting some common features to enhance scalability.

Etymology

From no + SQL; more recently sometimes explained as short for not only SQL.

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 "NoSQL"?
"NoSQL" is spelled N-O-S-Q-L.
What does "NoSQL" mean?
As a proper noun, "NoSQL" means: A broad class of database management systems that differ from traditional relational databases in not using SQL as a primary query language and in omitting some common features to enhance scalability.
What is the origin of the word "NoSQL"?
From no + SQL; more recently sometimes explained as short for not only SQL. 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 "NoSQL", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

What to do next

You've looked up "NoSQL". Here's where to go from here.

  • Usage frequency rank #66,880 among English headwords in this corpus. Corpus statistics
  • Browse more English words in the "N" letter cohort. N–Z browse
  • PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list