Definition of ponasterone in English:

ponasterone

noun pəʊˈnastərəʊnˌpəʊnəˈstɪərəʊn

Biochemistry

Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects.

Origin

1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii.

Definition of ponasterone in US English:

ponasterone

noun

Biochemistry

Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects.

Origin

1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii.

词汇	ponasterone
释义	Definition of ponasterone in English: ponasterone noun pəʊˈnastərəʊnˌpəʊnəˈstɪərəʊn Biochemistry Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects. Origin 1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii. Definition of ponasterone in US English: ponasterone noun Biochemistry Any of a group of steroids which act as ecdysones in various arthropods and are found primarily in certain plants, where they have a protective role against insects. Origin 1960s. From po- + na- (in scientific Latin nakaii, specific epithet) + -sterone. So called because the first ponasterones were isolated from the Japanese podocarp Podocarpus nakaii.
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