"Nematode" Natural Recordings by Native Speakers
A nematode is a type of microscopic worm that is found in soil, water, and living organisms. It has a long, thin, cylindrical body and typically measures between 0.1 and 2 millimeters in length. There are over 20,000 known species of nematodes, and they can be found almost everywhere on Earth, from the Arctic tundra to the depths of the ocean.
Nematocalyx is a genus of flowering plants in the family Elaeocarpaceae. It is a type of shrub or small tree that is native to Australia, particularly in the eastern and southeastern regions. The name "Nematocalyx" comes from the Greek words "nema" meaning "thread" and "kalux" meaning "stem", likely referring to the plant's slender stems.
Nematocera is a suborder of insects in the order Diptera (flies). It includes over 4,000 species of tiny to medium-sized flies, such as gnats, midges, and mosquitoes. The name Nematocera comes from the Greek words "nema" meaning thread and "kēra" meaning horn, likely referring to the elongated shape of the antennae of these insects.
Nematocysts are small, stinging organs found in the bodies of many marine animals, such as jellyfish, corals, and sea anemones. They are typically filled with venom and are used for capturing and killing prey, as well as for defense against predators. When a nematocyst is triggered, the venom is released and can cause pain, swelling, and other reactions in humans. The word "nematocyst" comes from the Greek words "nema", meaning thread, and "kytsis", meaning sac.
Nematocytes are tiny, venom-filled structures found in the bodies of many species of jellyfish and some other marine animals. They are used as a defense mechanism to capture prey or deter predators. Specifically, nematocytes are specialized cells that produce and store venom, and they are capable of firing their venom-filled "harpoons" at prey or predators.
Nematodes are a type of terrestrial invertebrate worm that belongs to the phylum Nematoda. They are typically thread-like or rod-shaped and are found in a wide range of environments, including soil, freshwater, and marine environments. Nematodes are one of the most common types of worms on Earth, and they can be found in almost every ecosystem.<br><br>Nematodes are characteristically unsegmented, meaning that they do not have distinct segments or rings like other worms do. They are often microscopic in size, but can range from a few millimeters to several centimeters in length. Many nematodes are predators that feed on other animals, while others are decomposers that break down dead organic matter.<br><br>Some nematodes are parasitic, meaning they live on or inside other animals, feeding on their tissues or fluids. Human parasitic nematodes include the roundworm (Toxocara canis) and the hookworm (Ancylostoma duodenale), which can cause gastrointestinal problems and other health issues.
Nematogen refers to a type of chemical substance, specifically a nitrogenous base, that forms a crystalline compound with sodium nitrite.
Nematogene refers to any insect that produces nematoid larvae or larvae that develop into nematode worms.
Nematognath is a compound word made up of two Greek roots. "Nema" means "thread" or "filament", and "gnath" means "jaw". Together, nematognath refers to a type of worm or vertebrate with a thread-like structure in its jaw or feeding apparatus. In particular, it applies to certain species of worms that have thread-like structures in their mouthparts or feeding organs.
Nematognathi refers to a group of marine animals that belong to the class Cephalopoda and have a combination of lizard-like and worm-like characteristics. They are characterized by their elongated bodies, without shells, and their ability to move by crawling or swimming. Examples of nematognathi include the nautiluses, squids, and octopuses.
Nematoid refers to anything having a worm-like shape or structure, typically applied to organisms, such as worms or nematodes, or to inanimate objects that have a similar shape. The term is often used in zoology, botany, and other biological fields to describe the body shape or movement of certain animals, particularly invertebrates.
Nematoidea is a subphylum of nematode worms. It includes a diverse group of worms, such as roundworms, hookworms, and threadworms, that are characterized by a long, thin body, usually without a differentiated head, and a cylindrical or tapered tail. They are found in a wide range of habitats, including soil, freshwater, and saltwater environments, as well as in the gastrointestinal tracts of animals, including humans.
Nematoidean refers to animals that are characterized by a nematode-like body, typically thin and elongated. It is often used to describe a class of invertebrate animals, such as nematodes, roundworms, and threadworms, that share similar physical characteristics.