secosteroid

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Meaning

1. noun Any of the subclass of many terpenoid compounds of the tetracyclic steroid class that are structural relatives bearing a cleavage of one of the four rings of that parent class. The prototypical secosteroid is cholecalciferol, vitamin D3.

Similar words

ketosteroid sesterpenoid steroid sesterterpenoid homosteroid sitosterol oxosteroid cyclosteroid ketosterol isosteroid