How to Pronounce Agenesis of the Corpus Callosum
Definition, meaning, and phonetic spelling
Agenesis of the Corpus Callosum Pronunciation
ay-JEN-eh-sis uv thuh KOR-pus kah-LOH-sum
Stressed syllable in ALL CAPS · hyphens separate syllables
Syllable Breakdown
ay
JEN
stress here
eh
sis uv thuh KOR
pus kah
LOH
stress here
sum
7 syllables
What is Agenesis of the Corpus Callosum?
A congenital brain abnormality in which the corpus callosum — the bundle of nerve fibers connecting the two hemispheres of the brain — is partially or completely absent. Effects range from no obvious symptoms to severe intellectual disability, seizures, and difficulties with complex reasoning, depending on whether other brain abnormalities are present.
Questions About Agenesis of the Corpus Callosum
How do you pronounce 'agenesis of the corpus callosum'?
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Say it like this: ay-JEN-eh-sis uv thuh KOR-pus kah-LOH-sum. The stress falls on the second part of the first word (JEN), so it sounds like "ay-JEN-eh-sis." The second part, "corpus callosum," is pronounced "KOR-pus kah-LOH-sum" with stress on the first syllable of each word.
What does 'agenesis' mean by itself?
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"Agenesis" comes from Greek and means the failure of a body part to develop or form. The prefix "a-" means "without" or "not," and "genesis" means "origin" or "formation," so agenesis literally means "without formation." You'll hear this root in other medical terms like "agenesis of the kidney."
What does 'corpus callosum' mean?
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"Corpus" is Latin for "body," and "callosum" means "hard" or "tough." Together, "corpus callosum" is the medical name for a specific structure inside the brain that connects its two halves. In everyday language, it's often called the "connection between brain hemispheres."
How do you break this term into syllables?
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Break it like this: a-GEN-e-sis (of) (the) COR-pus cal-LO-sum. The longest part is "agenesis," which has four syllables, while "corpus callosum" has three syllables each. Remember that "of the" in the middle are separate connecting words.
What's a common mispronunciation of this term?
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Many people stress the wrong syllable and say "ah-jen-EH-sis" instead of "ay-JEN-eh-sis." Another mistake is saying "cor-PUS" instead of "COR-pus" — the stress should be on the first syllable of each Latin word, not the second.
Is there an abbreviation for agenesis of the corpus callosum?
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Yes! It's often shortened to "ACC," which you say as three separate letters: A-C-C. Medical professionals and research papers frequently use this abbreviation to save time and space.
What are some related medical words that use 'agenesis'?
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You might hear "agenesis of the kidney," "agenesis of the corpus callosum," or "renal agenesis" — they all use the same root word "agenesis" to describe when different body parts fail to develop. Any time a doctor uses "agenesis," they're talking about a part that didn't form in the usual way.
How would you use this term correctly in a simple sentence?
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You might say: "The neurologist explained that the imaging showed agenesis of the corpus callosum." Or: "ACC (agenesis of the corpus callosum) is a congenital brain condition." The term is used to name and identify this specific brain condition.

