lyophilize

verb

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

The verdict

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

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Synonym of freeze-dry.

Corpus desk

Index EN-lyophilize · lyophilize · English

lyophilize · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "L" thin
  • PHOTO-UNK Peer pending

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.

Key facts for lyophilize
PropertyValue
Headwordlyophilize
LanguageEnglish
Part of speechVerb
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “lyophilize” in English

lyophilizesits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

lyophilize is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. Gloss: "Synonym of freeze-dry.".

No generated misspelling entries exist for lyophilize in our index, which points to an orthography that plays by predictable English rules. We don't track a confusable pairing for this entry, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: First use appears c. 1894 in the US. From Ancient Greek λύω (lúō, “to loosen, to dissolve”) + φίλος (phílos, “beloved”) + -ίζειν (-ízein); equivalent to lyo- + -phile + -ize. Compare hydrophilic (“water-absorbing”, literally “water-loving”) for use of -phil… The correct English form is lyophilize, spelled L-Y-O-P-H-I-L-I-Z-E.

Definition

  1. 1
    Synonym of freeze-dry.

Recorded use

Wiktionary example

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

  1. Lyophilization The process of vacuum-drying substances from the frozen state. The water is sublimated into a trap at low temperature or is absorbed by drying agents. Verb: lyophilize.

Etymology

First use appears c. 1894 in the US. From Ancient Greek λύω (lúō, “to loosen, to dissolve”) + φίλος (phílos, “beloved”) + -ίζειν (-ízein); equivalent to lyo- + -phile + -ize. Compare hydrophilic (“water-absorbing”, literally “water-loving”) for use of -phile for “absorbing”. See lyophilization for more. Cognates exist in other European languages by means of the same construction.

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 "lyophilize"?
"lyophilize" is spelled L-Y-O-P-H-I-L-I-Z-E.
What does "lyophilize" mean?
As a verb, "lyophilize" means: Synonym of freeze-dry.
What is the origin of the word "lyophilize"?
First use appears c. 1894 in the US. From Ancient Greek λύω (lúō, “to loosen, to dissolve”) + φίλος (phílos, “beloved”) + -ίζειν (-ízein); equivalent to lyo- + -phile + -ize. Compare hydrophilic (“water-absorbing”, literally “water-loving”) for us... 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.

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

Source: FrequencyWords open word-frequency list