DictionaryAI

biological

USby-uh-LO-ji-kuhl/ˌbaɪ.əˈlɑ.d͡ʒɪ.kəl/UKby-oh-LOJ-i-kuhl/ˌbaɪ.ə(ʊ)ˈlɒd͡ʒ.ɪ.kəl/

5 meanings of biological

Practice

  1. 1
    adjective
    Having to do with living things and how they work.

    Scientists study biological topics like how plants grow.

    The class learned about biological changes in animals over time.

  2. 2
    adjective
    Connected by blood, like a child and the parents who gave birth to them.

    She finally met her biological mother after years of searching.

    The two boys are biological brothers, not adopted.

    Similarnatural

    Oppositeadoptive

  3. 3
    adjective
    Having to do with the body and the way its parts are built.

    The textbook described the biological structure of the human heart.

    She studied the biological makeup of the skeleton.

    Similaranatomical

    Note
  4. 4
    adjectivenonstandard
    Grown naturally, without man-made chemicals, like organic food.

    Like the 'organic' label you see on food at the store.

    She only buys biological vegetables from the local market.

    This shop sells biological milk and eggs.

    Similarorganic

    Note

Less common meaning

  1. 5
    nounrarecountable
    A medicine made from living things, such as a vaccine.

    Like a vaccine, which is made from living material instead of mixed from simple chemicals.

    The clinic kept each biological in a special cold fridge.

    Iscador is a biological made from mistletoe which strengthens the natural immune system, and works against the growth of malignant cells.
    1984, Audre Lorde, correspondenceHere, a biological means a medicine made from living things.

    Similarbiopharmaceutical

    Note

Practice

Can you tell the meanings of biological apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origin

It comes from the word "biology" plus the ending "-ical."