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All Words (76 Words)
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Advanced Words (27 Words)
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Word List
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Word | Meaning | Advanced |
---|---|---|
mammal | n: any animal of which the female gives birth to live young, not eggs, and feeds her young on milk from her own body | |
vertebrate | adj: relating to animals that have a backbone or spinal column, such as mammals, birds, reptiles, amphibians, and fish | |
backbone | n: the spinal column of a vertebrate; a symbolic representation of strength and resilience | |
distinguished | adj: (used of persons or their work) standing above others in quality, attainment, or reputation | |
feat | n: a notable or impressive achievement, especially one that requires great skill or bravery | |
fur | n: the hairy coat of a mammal, especially when fine, soft, and thick | |
lung | n: either of the two organs in the chest that people and some animals use for breathing | |
nourishing | adj: providing the necessary nutrients or sustenance to support health and growth | |
creature | n: a living being, especially an animal | |
biology | n: the scientific study of life and the natural processes of living things | |
remarkable | adj: worthy of attention because unusual or special | |
placenta | n: a temporary organ that feeds a fetus (= unborn and developing baby) inside its mother’s womb | |
giraffe | n: a tall African mammal with a very long neck and legs, typically with distinctive brownish-yellow fur and dark patches; an animal often found in zoos and wildlife preserves | |
whale | n: a very large sea mammal that has a streamlined body and breathes through a blowhole on the head; a very large person; impressive in size or qualities | |
solid | adj: hard or firm; characterized by good substantial quality | |
disk | n: a flat, circular plate, typically made of metal, glass, or plastic, used for storing data or playing music | |
tissue | n: an ensemble of similar cells of the animal or plant that together carry out a specific function | |
attache | n: a person who works at an embassy, usually having a specialized area of responsibility; a shallow and rectangular briefcase | |
uterus | n: a hollow muscular organ in the body of a woman or other female mammal in which a baby or young animal develops before birth | |
develop | v: to grow or expand; to improve or refine through a process of progress and refinement, often to achieve greater sophistication or complexity; to elaborate or add detail to something that is in the process of being created | |
embryo | n: an animal organism in the early stages of growth, either in its mother’s womb or in an egg, or a plant that is developing in a seed | |
calf | n: a young cow, bull, or other domestic bovine animals | |
pregnant | adj: having a baby or young animal developing in the uterus | |
funnel | n: a tube or pipe that is wide at the top, sloping sides, narrow at the bottom, used for pouring liquids or powders into a small opening; a smokestack on a ship or steam engine | |
nutrient | n: any substance that is essential for the maintenance and growth of living things | |
oxygen | n: the chemical element with the symbol O that is present in air and water and is necessary for people, animals, and plants to live | |
straight | adj: extending or moving in one direction without bending or curving; having no deviations | |
umbilical | n: relating to a flexible cord-like structure that connects a developing fetus to the placenta in the mother’s uterus during pregnancy, called umbilical cord; connected or corresponding closely to something essential, such as a source of nourishment or support | |
cord | n: a strong, thick, or thin thread or rope; a piece of plastic-coated wire used to transport electricity to a piece of equipment | |
export | v: to send goods or services to another country for sale; to transfer electronic data out of a database or document in a format that other programs can use | |
womb | n: the organ of a woman or female mammal in which a baby develops before birth | |
instance | n: a particular example or single occurrence of something | |
respiratory | adj: relating to the organs and processes involved in breathing, such as the lungs and the act of inhaling and exhaling air | |
circulatory | adj: relating to the system that moves blood through the body, which includes the heart, arteries, and veins | |
dispose | v: to put things or people in a particular manner or position; to incline someone towards a specific activity or mood; throw or cast away | |
fatty | adj: containing a lot of fat | |
marsupial | adj: relating to or characteristic of mammals of the order Marsupialia, which typically carry their newborn offspring in a pouch on their abdomen; referring to animals such as kangaroos, koalas, and opossums | |
pouch | n: a small bag or container with a drawstring or zipper used to carry small items; a small sac or pocket within an organ or tissue in the body | |
weigh | v: to have a particular weight; to carefully evaluate things before making a conclusion | |
gram | n: a metric unit of weight equal to one-thousandth of a kilogram | |
equivalent | n: having the same value, quality, meaning, purpose, etc. | |
grain | n: wheat or any other small hard seeds used as a food; a relatively small granular particle of a substance | |
kangaroo | n: a large marsupial native to Australia with powerful hind legs for jumping and carrying young in a pouch on the mother’s belly | |
crawl | v: to move forward slowly, as people or animals with their bodies near the ground | |
vagina | n: the passage in the body of a woman or female animal that connects her outer sex organs to her uterus | |
suckle | v: to feed or nurse at the mother’s breast or a similar source of fluid, usually used for infants or young animals obtaining milk | |
simultaneously | adv: at the same time | |
unfavorable | adj: not advantageous or beneficial; opposed to one’s interests or desires | |
pause | v: to take a short break from talking or doing something before continuing | |
breast | n: either of the two round soft parts of a woman’s chest which secrete milk after childbirth | |
misnomer | n: a name or term that is inaccurate or misleading, often because it does not accurately describe the thing it is naming | |
nipple | n: the dark part of the skin which sticks out from the breast of a mammal and from which milk can be secreted | |
monotreme | n: a primitive mammal that lays eggs instead of giving birth to live young, such as a platypus or echidna | |
arguably | adv: used when expressing an opinion or idea that you believe can be proven true | |
echidna | n: a solitary, burrowing, egg-laying mammal native to Australia and New Guinea, also known as a spiny anteater, which has a long, slender snout and a specialized tongue for capturing ants and termites | |
duck-billed | adj: referring to the platypus or certain types of birds with a flat, broad bill or snout resembling that of a duck; describing something that has a bill or beak resembling that of a duck | |
platypus | n: a semiaquatic, egg-laying mammal native to Australia and Tasmania, having a broad tail, webbed feet, and a bill resembling that of a duck | |
refer | v: to direct someone’s attention, thoughts, or questions to another source or person; to mention, cite, or allude to something as evidence or support | |
reproduction | n: the process by which organisms create offspring; the production of something similar to an original work | |
excretion | n: the process of eliminating waste products from the body; the waste products themselves | |
reptile | n: a cold-blooded animal that has dry, scaly skin and lays eggs on land, such as snakes, lizards, and turtles | |
dinosaur | n: a large extinct reptile, often with an armored back, long neck, tail, and bony plates on the skin | |
shell | n: hard outer covering or case of eggs, nuts, some seeds, and some animals | |
hatch | v: to cause an egg to break to allow a young animal to come out; to produce and expand something that is in an early stage | |
adaptation | n: the action or process of changing to suit different conditions | |
associate | v: to mentally connect someone or something with someone or something else | |
mammalian | adj: of or relating to mammals, a class of warm-blooded vertebrate animals that typically nurse their young and have hair or fur on their skin; characterized by mammalian qualities, such as nurturing and protective behavior | |
venomous | adj: extremely poisonous or injurious; containing or producing venom; marked by deep ill will | |
spur | n: a thing that encourages someone to do something; any sharply pointed projection; (verb) to incite or stimulate someone or something | |
define | v: to state or explain precisely the nature, scope, or meaning of something | |
characteristic | n: a typical feature or quality that can identify, tell apart, or describe something or somebody | |
evolutionary | adj: relating to or denoting how living things develop or change from earlier forms | |
bizarre | adj: very strange or unusual | |
millennium | n: a span of 1000 years, or the 1000th anniversary (plural: millennia) | |
diversity | n: the quality or fact of many different types of things or people being included in something; a range of different things or people | |
kingdom | n: the country ruled by a king or queen |