Dictionary-enhanced plural guide
What is the Plural of “Prognosis”?
Learn the singular and plural noun forms, the rule behind the plural, and examples that show the form in context.
Singular and Plural Form of Prognosis
Prognosis is the singular noun form. Prognoses is the plural form.
Dictionary meaning: A doctor's forecast about how an illness will develop and whether the patient will recover.
Why is the Plural of Prognosis “prognoses”?
The Irregular Plural Rule for Prognosis
Words ending in s, x, z, ch, or sh add -es to form the plural. Example: prognosis → prognosises
Plural pattern: irregular.
How to Remember the Plural of Prognosis
“prognosis” → “prognoses” is an irregular plural — there is no rule, so memorise the pair as a whole. Try writing it in 3 sentences today.
A common slip-up: Pronouncing the 'g' softly; it is always hard as in 'get'..
Singular vs Plural Examples with Prognosis
See prognosis and prognoses used in real sentences side by side.
- The doctor gave a positive prognosis for the patient's recovery. A2
- The prognosis for early-stage cancer is usually more favorable. B1
- Specialists issued a cautious prognosis pending further test results. B2
Common Plural Mistakes with Prognosis
Wrong: The plural of prognosis is prognosis.
Correct: The plural of prognosis is prognoses.
Greek -is nouns form plurals with -es
How to Pronounce Prognosis and Prognoses
Three syllables: prog-NOH-sis. Stress on second syllable. 'g' is hard as in 'go'.
Other Words With the Same Plural Pattern as Prognosis
These nouns follow the same irregular rule. Click any word to see its plural page.
A young boy or girl who is not yet an adult.
the two parts at the bottom of your legs that touch the…
A tiny insect that lives around food and moves very fast.
One of two equal parts that make up something complete.
A grown-up male person. A man is an adult male, not a…
The ability to remember things from the past, or the thought you…
One human; a single individual.
Money that a person earns from their job, paid regularly by their…
Origin and Etymology of Prognosis
From Greek prognosis (foreknowledge): pro- (before) + gnosis (knowledge).
Frequently Asked Questions About the Plural of Prognosis
What is the plural of “prognosis”?
The plural of “prognosis” is “prognoses”.
Is “prognoses” regular or irregular?
This page classifies it as irregular based on the available plural data.