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prohormone

American  
[proh-hawr-mohn] / proʊˈhɔr moʊn /

noun

Biochemistry.
  1. the inactive precursor molecule from which a hormone is derived.


Etymology

Origin of prohormone

First recorded in 1930–35; pro- 1 + hormone

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

To narrow the search, the team focused on an enzyme called prohormone convertase 1/3, which cuts proteins at specific locations and has been linked to obesity.

From Science Daily • Apr. 12, 2026

Because each prohormone can be split in many different ways, identifying useful peptide hormones using traditional lab methods is extremely challenging.

From Science Daily • Apr. 12, 2026

Furthermore, in the rare familial neurodegenerative disease diabetes insipidus, amyloid aggregation of the prohormone provasopressin in the endoplasmic reticulum causes endoplasmic reticulum stress that results in cellular death111.

From Nature • Nov. 8, 2016

Each of the predicted secretory prohormone was selected based on its unique and/or highly differential expression pattern as revealed by RNA-seq profiling.

From Nature • May 20, 2014

Each of the predicted secretory prohormone was selected based on its unique and/or highly differential expression pattern as revealed by RNA-seq profiling.

From Nature • May 20, 2014