weight loss

noun

"weight-loss" is a 10-letter English headword indexed on PlainSpell.

The verdict

“weight loss” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The reduction of total body mass due to loss of fluid, fat, tissue, etc.

Key facts for weight loss
PropertyValue
Headwordweight loss
LanguageEnglish
Part of speechNoun
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “weight loss” sits in English frequency

weight loss falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

weight loss is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The reduction of total body mass due to loss of fluid, fat, tissue, etc.".

We couldn't generate a plausible misspelling set for weight loss, a sign its spelling follows regular English conventions. This entry stands alone in our confusable dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is weight loss, spelled W-E-I-G-H-T- -L-O-S-S.

Definition

  1. 1
    The reduction of total body mass due to loss of fluid, fat, tissue, etc.

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "weight loss"?
"weight loss" is spelled W-E-I-G-H-T- -L-O-S-S.
What does "weight loss" mean?
As a noun, "weight loss" means: The reduction of total body mass due to loss of fluid, fat, tissue, etc.
What language does "weight loss" come from?
"weight loss" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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.

Using “weight loss”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is W-E-I-G-H-T- -L-O-S-S - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
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 FrequencyWords open word-frequency list