English Lexicon

Molecular Biology

/məˈlɛkjʊlər baɪˈɒlədʒi/
nounCEFR C1 (Advanced)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    The branch of biology that deals with the structure and function of the macromolecules essential to life.

    "Molecular biology has revolutionized our understanding of genetic processes."
  2. 2

    A field of science that focuses on the interactions between various cellular systems, including DNA, RNA, and proteins.

    "Research in molecular biology is crucial for advancements in genetic engineering."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'molecular biology' emerged in the mid-20th century, combining 'molecular', derived from the Latin 'molecula' meaning 'small mass', and 'biology', from the Greek 'bios' meaning 'life'. This reflects a shift towards understanding biological processes at the molecular level.

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