homogeneous
/hō″mə-jē′nē-əs, -jēn′yəs/
adjective
  1. Consisting of parts that are the same; uniform in structure or composition:
  2. Of the same or similar nature or kind.
  3. (Mathematics) Consisting of terms of the same degree or elements of the same dimension.
from The American Heritage® Dictionary of the English Language, 5th Edition. More at Wordnik

Personally, I've always used "homogeneous" (the pronunciation of which sounds strange to you.) Homogenous is an option, but several sources find its use problematic (including the guide you mentioned.)

Homogeneous:

  1. Of the same or similar nature or kind
  2. Uniform in structure or composition throughout

(AHD)

A usage note from the same source:

The contested variant of homogeneous that is spelled and pronounced homogenous (without the second e) is common but remains stigmatized. In our 2014 survey, 57 percent of the Usage Panel found the sentence Most colleges and universities strive to prevent a homogenous student body by encouraging diversity to be unacceptable.

You can also take a look at this Ngram for a frequency comparison of "homogenous" vs "homogeneous".

Answer from A.P. on Stack Exchange
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Blogger
spellingtrouble.blogspot.com › 2014 › 01 › homogenous-or-homogeneous.html
Spelling Trouble: homogenous or homogeneous?
The correct spelling of this word, meaning ‘of the same kind, nature or character’, is homogeneous. The variant spelling homogenous is labelled erroneous by the OED, although it does cite numerous instances dating back to 1956.
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Grammar.com
grammar.com › homogenous_vs._homogeneous
Homogenous vs. Homogeneous
The opposite (antonym) word of homogeneous is heterogeneous. Homogeneous is an adjective and finds it roots from the Greek homos (same) + genos (kind). The word found wide usage starting from the 1960s. It is pronounced as ho-mo-jeen-i-yes and has 5 syllables in total.
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Merriam-Webster
merriam-webster.com › dictionary › homogeneous
Definition of HOMOGENEOUS
The meaning of HOMOGENEOUS is of the same or a similar kind or nature. How to use homogeneous in a sentence. Did you know?
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Dictionary.com
dictionary.com › browse › homogeneous
HOMOGENEOUS Definition & Meaning | Dictionary.com
To homogenize milk is to blend it in a way that results in the milk fat being evenly distributed throughout it. The state of being homogeneous is homogeneity.The general sense of homogeneous can be used interchangeably with the word homogenous (which is spelled without a second e and is pronounced ...
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Vocabulary.com
vocabulary.com › dictionary › homogeneous
Homogeneous - Definition, Meaning & Synonyms | Vocabulary.com
The adjective homogeneous comes from the Greek homogenes, meaning “of the same kind.” You can break down the root of the word further into two parts: homos, meaning “same,” and genos, meaning “kind, gender, race, stock.” It sounds very scientific, but if you look around the table at home and everyone is eating a bowl of oatmeal, you could safely describe your family’s breakfast tastes as homogeneous.
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YouTube
youtube.com › dictionary.com video
Homogenous Vs. Homogeneous: What's The Difference? - YouTube
Homogenous. Homogenous. These words are commonly confused, but Dictionary.com can help you keep them straight!
Published   June 3, 2019
Views   6K
Find elsewhere
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Merriam-Webster
merriam-webster.com › dictionary › homogenous
Definition of HOMOGENOUS
The meaning of HOMOGENOUS is homoplastic. How to use homogenous in a sentence.
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Reddit
reddit.com › r/english › homogenous/homogeneous
r/ENGLISH on Reddit: Homogenous/Homogeneous
July 10, 2019 -

Can someone please explain me the difference between the two and how to pronounce them?I think it is this:

hoh-moh-je-nus for homogenous,

hoh-mo-jee-nee-us for homogeneous

But I have heard people pronounce the latter as the first and it feels weird to say hoh-mo-jee-nee-us. I have seen some stuff on youtube on this but they contradict each other haha. Is this another british/american english thing?

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Writing Explained
writingexplained.org › home › homogenous vs. homogeneous – what’s the difference?
Homogenous vs. Homogeneous – What’s the Difference? - Writing Explained
August 3, 2019 - These words have different pronunciations, and pronouncing each word correctly is key to using the correct word in your writing. How to pronounce homogenous: The pronunciation of homogenous (huh-mah-je-nus) has four syllables.
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Cambridge Dictionary
dictionary.cambridge.org › dictionary › english › homogenous
HOMOGENOUS | English meaning - Cambridge Dictionary
homogenous · adjective · uk · Your browser doesn't support HTML5 audio · /həˈmɒdʒ.ɪn.əs/ us · Your browser doesn't support HTML5 audio · /həˈmɑːdʒ.ɪn.əs/ Add to word list Add to word list · a non-standard spelling of homogeneous ...
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GRAMMARIST
grammarist.com › home › usage › homogenous vs. homogeneous
How to Use Homogenous vs. homogeneous Correctly
June 23, 2023 - And the change is not new; people have been using homogenous in place of homogeneous throughout the English-speaking world for at least a century, and homogenous is now several times more common than homogeneous outside scientific writing, so trying to preserve the distinction is probably a losing battle. Though homogenous is now more common than homogeneous, the latter still appears fairly often—for example:
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Collins Dictionary
collinsdictionary.com › us › dictionary › english › homogeneous
HOMOGENEOUS definition in American English | Collins English Dictionary
Derived forms homogeneity (ˌhoʊmoʊdʒəˈniəti , ˌhoʊmədʒəˈniəti , ˌhɑmoʊdʒəˈniəti , ˌhɑmədʒəˈniəti , ˌhoʊmoʊdʒəˈneɪəti , ˌhoʊmədʒəˈneɪəti , ˌhɑmoʊdʒəˈneɪəti , ˌhɑmədʒəˈneɪəti ) ... relating to a function of several variables that becomes multiplied by some power of a constant when each variable is multiplied by that constant
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Oxford Learner's Dictionaries
oxfordlearnersdictionaries.com › us › definition › english › homogeneous
homogeneous adjective - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com
Word Originearly 17th cent. (as homogeneity): from medieval Latin homogeneus, from Greek homogenēs, from homos ‘same’ + genos ‘race, kind’. ... Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
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Dictionary.com
dictionary.com › browse › homogenous
HOMOGENOUS Definition & Meaning | Dictionary.com
To homogenize milk is to blend it in a way that results in the milk fat being evenly distributed throughout it. The state of being homogenous is homogeneity.The general sense of homogenous can be used interchangeably with the word homogeneous (which is spelled with a second e and is pronounced ...
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Promova
promova.com › learn languages › all words › part of speech identifier › confusing words is 'homogenous', 'homogeneous'
Homogenous and Homogeneous | Meaning, Examples & Difference | Promova
3. The city's restaurants were homogenous, offering the same kind of cuisine. ... Useful tips to understand the difference between confusing words "Homogenous", "Homogeneous". ... 3. To remember the difference between the words, remember that the 'o' in 'homogenous' goes after 'e' in 'homogeneous.' 4. When you are unsure which spelling to use, try to find the context in which the word is being used.
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Spellcheck.net
spellcheck.net › homogenous
How To Spell Homogenous (And How To Misspell It Too) | Spellcheck.net
Correct spelling for Homogenous is [həmˈɒd͡ʒənəs], [həmˈɒd‍ʒənəs], [h_ə_m_ˈɒ_dʒ_ə_n_ə_s]
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AskDifference
askdifference.com › homogenous-vs-homogeneous
Homogenous vs. Homogeneous — Which is Correct Spelling?
Homogenous is the incorrect spelling of homogeneous, which refers to a substance or mixture that is uniform in composition or character.
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Wiktionary
en.wiktionary.org › wiki › homogeneous
homogeneous - Wiktionary, the free dictionary
From Medieval Latin homogeneus, from Ancient Greek ὁμογενής (homogenḗs, “of the same race, family or kind”), from ὁμός (homós, “same”) + γένος (génos, “kind”).