nonsteroid
Noun: A nonsteroid is an organic compound whose molecular structure does not contain the characteristic four-ring steroid nucleus (composed of three cyclohexane rings and one cyclopentane ring). This term is used primarily in biochemistry and pharmacology to categorize compounds in contrast to steroids.
The term is used to classify and distinguish chemical compounds, especially hormones, anti-inflammatory agents, or signaling molecules, from those based on a steroid structure. * Many anti-inflammatory drugs are nonsteroids, such as ibuprofen and aspirin. * Researchers are studying a new class of nonsteroid hormones that function differently from estrogen or testosterone. * The doctor prescribed a nonsteroid treatment to avoid the potential side effects of corticosteroids.
- Nonsteroidal: This is the more common adjectival form, frequently used in terms like nonsteroidal anti-inflammatory drug (NSAID).
- Aspirin is a classic example of a nonsteroidal anti-inflammatory agent.
- Nonsteroidal (adjective): Of or relating to compounds that are not steroids.
- The nonsteroidal medication was effective for her pain.
- Non-steroidal compound
- Non-steroid agent
- Steroid
- Steroidal compound
-
an organic compound that does no contain a steroid
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