Lysol

name

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

The verdict

“Lysol” is uncommon English (frequency #72,514 among 16,425 “L” headwords), classed as a proper noun. The kind of spelling people second-guess.

#72,514
frequency rank, English
16,425
“L” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A liquid antiseptic and disinfectant; a mixture of cresols and soap.

Key facts for Lysol
PropertyValue
HeadwordLysol
LanguageEnglish
Part of speechProper noun
Letters5
Frequency rank#72,514
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “Lysol” 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). Lysol lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

Lysol is uncommon English at frequency #72,514 among 16,425 “L” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "A liquid antiseptic and disinfectant; a mixture of cresols and soap.".

The misspelling generator found no plausible variants for Lysol, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: Brand name, from lysis + -ol. The correct English form is Lysol, spelled L-Y-S-O-L.

Definition

  1. 1
    A liquid antiseptic and disinfectant; a mixture of cresols and soap.

Etymology

Brand name, from lysis + -ol.

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 "Lysol"?
"Lysol" is spelled L-Y-S-O-L.
What does "Lysol" mean?
As a proper noun, "Lysol" means: A liquid antiseptic and disinfectant; a mixture of cresols and soap.
What is the origin of the word "Lysol"?
Brand name, from lysis + -ol. 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.

Using “Lysol”

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

  • The one correct English spelling is L-Y-S-O-L - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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