homologation
noun
homologation is spelled H-O-M-O-L-O-G-A-T-I-O-N. The wrong spelling people search most is homoligation: about 20 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 30 of all searches for the word. Homologation is a noun meaning “Any reaction that converts a compound into the next member of a homologous series, usually by lengthening a…”. The plural of homologation is homologations.
How do you spell homologation?
Homologation is spelled H-O-M-O-L-O-G-A-T-I-O-N. One wrong spelling is searched or written often enough to measure; together they are about 1 in 30 of the searches for homologation in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
What does homologation mean?
noun
- 1
Any reaction that converts a compound into the next member of a homologous series, usually by lengthening a carbon chain
- 2
Official certification.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce homologation?
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-homologation.wav, Wikimedia Commons (author and licence on each file's page).
Forms of homologation
- homologations plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is homologation?
Homologation appears about once in every 14 million words in written English, the 114,361st most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Homologation in Spanish, French, German and Portuguese
In the sense law:
| Language | Words |
|---|---|
| French | homologation |
| Portuguese | homologação |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does homologation come from?
From homologate + -ation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).