Biology Dictionary

  • Field capacity

    Field capacity

    The amount of water content held in soil after excess water has drained away and the rate of downward movement has decreased.

  • Filament

    Filament

    A thin, thread-like structure, often part of a plant’s reproductive organs or a bacterial flagellum used for movement.

  • Filamentous

    Filamentous

    Describing organisms, cells, or structures that are thread-like or consist of filaments, such as filamentous fungi or algae.

  • Filial

    Filial

    Relating to offspring or descendants, particularly used in genetic studies to describe generations derived from the parental generation.

  • Filial generation

    Filial generation

    The generation of offspring produced by crossing two parental organisms, often referred to as F1, F2, etc.

  • Filial generations

    Filial generations

    Subsequent generations of offspring that result from breeding or mating of earlier generations in genetic studies.

  • Filiferous

    Filiferous

    Having or bearing filaments, often used in botanical or zoological contexts to describe structures with long, thread-like parts.

  • Filiform

    Filiform

    Describing a thread-like or slender shape, often used in the context of body parts, structures, or appendages in organisms.

  • Filter feeders

    Filter feeders

    Organisms that feed by filtering small particles or plankton from water, such as certain fish, mollusks, and sponges.

  • Filtration

    Filtration

    The process of separating particles from a liquid or gas by passing it through a filter, often used in both biological and mechanical contexts.