Biology Dictionary

  • Brevicaudate

    Brevicaudate

    Having a short tail, a characteristic feature of some animals, such as certain species of amphibians and reptiles.

  • Brevifoliate

    Brevifoliate

    Having short leaves, often used to describe plant species with leaves that are unusually small.

  • Bronchiole

    Bronchiole

    A small air passage in the lungs that branches off from the bronchi and leads to the alveoli, where gas…

  • Bronchitis

    Bronchitis

    Inflammation of the bronchi, often caused by infection, leading to symptoms like coughing, mucus production, and difficulty breathing.

  • Bronchus (pl. bronchi)

    Bronchus (pl. bronchi)

    A primary airway in the lungs that branches into smaller bronchioles, allowing air to pass into the lungs.

  • Brønsted-Lowry model for an acid

    Brønsted-Lowry model for an acid

    A model of acids and bases that defines acids as substances that donate protons (H+) and bases as substances that…

  • Brood patch

    Brood patch

    A specialized area of bare skin on the abdomen of birds that develops during incubation, which helps in the transfer…

  • Brooding

    Brooding

    The behavior of sitting on and incubating eggs to provide warmth and protection until hatching.

  • Brownian motion

    Brownian motion

    The random motion of particles suspended in a fluid, resulting from collisions with molecules in the fluid, observed by Robert…

  • Bryology

    Bryology

    The branch of botany that focuses on the study of mosses, liverworts, and hornworts, collectively known as bryophytes.