Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun organic chemistry Any of many terpenoid compounds based on the steroids but with two rings broken open

Etymologies

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Examples

  • a type of steroid hormone known as a secosteroid, with three carbon rings.

    A Place to Stand 2008

  • Nor do they review whether widespread supplementation with vitamin D, an immunomodulatory secosteroid, might predispose the population to immune dysfunction.

    Vitamin D-bate D-bunked | The Blog of Michael R. Eades, M.D. 2009

  • The secosteroid hormone 1 α,25-dihydroxyvitamin D3 (1,25 (OH) 2D3) is the natural ligand for the vitamin D receptor, a member of the nuclear receptor superfamily.

    Naturejobs - All Jobs Annemieke Verstuyf 2010

  • Vitamin D is a metabolic product, calcitriol - a secosteroid hormone targeting over 1000 genes in the human body.

    BellaOnline - The Voice of Women 2008

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