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All Words (82 Words)

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Advanced Words (27 Words)

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Word List

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Word	Meaning	Advanced
trachea	n: the tube-like structure in the body through which air moves from the larynx (= a part of the human respiratory system located in the neck region) to the bronchi (= part of the respiratory system and are responsible for conducting air into the lungs), also known as the windpipe
bronchus	n: (in the plural, “bronchi”) either of the two main branches of the trachea that lead to the lungs and distribute air to the bronchioles and alveoli
cluster	n: a group of similar things or people close together, often forming a distinct mass or unit
sac	n: a bag or pouch, typically made of fabric or leather, used to hold something valuable or important; a structure resembling a bag in an animal or plant
alveolus	n: (in the plural, “alveoli”) a small, hollow cavity, pit, or socket; the small sacs in the lungs, where gas exchange with the blood occurs
lung	n: either of the two organs in the chest that people and some animals use for breathing
roughly	adv: approximately but not precisely; with a violent manner
facilitate	v: to make something easier or more likely to happen
crucial	adj: extremely vital or necessary
exchange	v: to give something and receive something else in return, often with the implication that the items being traded are of equal or comparable value; (noun) the act of giving or taking something in return for something else; a place or system where goods or services can be bought, sold, or traded
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
bloodstream	n: the blood flowing through the body
carbon	n: a chemical element that can be found in pure form as diamond or graphite, and it is also an essential part of coal and oil and is found in all plants and animals
oxide	n: a chemical compound that contains at least one oxygen atom and one other element
pneumonia	n: an infection or inflammation of the lungs, typically caused by bacteria, viruses, or other microorganisms
wreak	v: to cause or bring about something, often as a result of harmful or destructive actions or events
havoc	n: widespread destruction or devastation, often caused by natural disasters, war, or other violent events
infection	n: a condition in which pathogenic microorganisms or viruses have entered the body
fluid	n: a substance that can flow and is not solid
pathogen	n: a bacterium, virus, or other microorganism that causes disease
virus	n: a tiny infectious organic material that causes disease in people, animals, and plants
bacteria	n: single-celled or noncellular spherical or spiral or rod-shaped organisms that exist in large numbers in the air, water, and soil, and also in living and dead creatures and plants, and are often a cause of disease
microscopic	adj: tiny; exceedingly precise and detail-oriented; of or used in microscopy
invade	v: to enter aggressively into another’s territory by military force for conquest and occupation
droplet	n: a small drop of liquid
contaminate	v: to make something impure, unclean, or poisonous by contact or mixture
respiratory	adj: relating to the organs and processes involved in breathing, such as the lungs and the act of inhaling and exhaling air
tract	n: a region of land, often with a specific purpose or use, such as farming, forestry, or mining; a bundle of nerves or a system of organs in the body
defend	v: to protect someone or something from attack, criticism, danger, etc.
mucociliary	adj: of or relating to the mucous membranes and the cilia (= tiny hairs) that line the respiratory system, transporting mucus (= a thick, slimy substance that is produced by the body’s mucous membranes) and other particles out of the body
escalator	n: a moving staircase or conveyor device that carries people between floors or levels of a building or structure
consist	v: to be composed or made up of
mucus	n: a slimy liquid produced inside the nose and other body parts for lubrication, protection, etc.
trap	n: a piece of equipment or hole for catching animals or people; (verb) to catch animals or people and prevent them from escaping
cilium	n: a microscopic, hair-like cellular projection that is found on the surface of many cells in the body, helping them to move or trap debris
cough	v: to expel air from the lungs suddenly and noisily, often as a reaction to irritation, illness, or some other physical condition; (noun) a sudden, forceful expulsion of air from the lungs, often accompanied by a distinctive sound
critic	n: someone who expresses opinions about the quality of books, music, etc.
macrophage	n: a large white blood cell that helps to engulf and destroy foreign objects or materials in the body, such as bacteria or cancer cells
envelop	v: to surround and cover completely; to encase
destroy	v: to ruin or damage severely or completely; to eradicate or eliminate completely
immune	adj: protected against a particular disease or toxin due to the presence of specific antibodies or sensitized white blood cells
release	v: to set free or allow to escape from confinement
addition	n: the act or process of adding something to something else; the process of adding numbers
inflammation	n: a physical condition in which a part of the body becomes red, painful, hot, and often swollen, especially as a reaction to infection or injury
by-product	n: a secondary product produced during the manufacturing or processing of another product, often not the intended product but still useful or valuable in some way
symptom	n: any sensation or change in body or mind that is experienced by a patient and is associated with a particular disease
determinant	n: a factor, circumstance, or condition that contributes to the shaping, influencing, or determining of a particular outcome or result
prescribe	v: (of a doctor) to advise and order the use of particular medicine or treatment for someone, especially in writing; to issue commands or orders for something
antibiotic	n: a substance or drug that kills or slows down the growth of bacteria
antiviral	adj: inhibiting or stopping the growth and reproduction of viruses; (noun) any drug that destroys viruses
treatment	n: the way in which someone deals with or behaves towards someone or something; medical care provided to a patient for an injury or illness.
gradual	adj: happening slowly over a long period of time or distance; not steep or abrupt
expel	v: to officially force someone to leave a school, organization, or country
absorb	v: to take in a fluid or other substance gradually
typical	adj: having the usual characteristics or traits of a specific group of things
fade	v: to vanish; to fade away; to lose color; to lose freshness
recover	v: to return to a former condition, health, mind, or strength
severe	adj: extremely serious or bad in feeling, manner, or strict and harsh; extremely strong or vigorous
hospitalize	v: to admit someone to a hospital for medical treatment
ventilation	n: the provision of fresh air, especially to a room or building
damage	v: to harm or cause injury to something or someone, often resulting in decreased value or functionality; to impair or negatively affect something, such as a reputation or relationship; (noun) harm or injury that is caused to a person, thing, or entity
norm	n: something that is regarded as usual, typical, or standard
volume	n: the amount of space occupied by an object or substance; the magnitude of sound
associate	v: to mentally connect someone or something with someone or something else
genetic	adj: of or relating to genes (= parts of the DNA in cells) or the science of genes
autoimmune	adj: relating to a condition in which the body’s immune system attacks and destroys healthy body tissue, mistaking it for harmful foreign substances
disorder	n: an untidy state or a lack of organization; a physical condition or illness that causes problems with how a section of the body or brain functions
susceptible	adj: easily influenced, harmed, or affected by something
elderly	adj: (a polite word for) old
impair	v: to damage something or make it weaker or worse
viral	adj: relating to or caused by a virus
healthcare	n: the organized activity or business of preserving mental and physical health by preventing or treating illness through services offered by the health profession
appropriate	adj: suitable or proper in the circumstances; fitting
sustained	adj: lasting for a long time or continuing for a long time without becoming weaker or less intense
maintain	v: to continue to uphold or sustain; to keep in a particular state or condition; to assert or declare something to be true
inflame	v: to cause very strong feelings such as anger or excitement in a person or a group of people
pathway	n: a track that constitutes or serves as a path; an approach or a way of doing something
mechanism	n: a part of a machine, or a set of parts that performs a task; a natural or established process that occurs during a specific situation or reaction
shock	n: a strong feeling or physical reaction to a sudden and unexpected event or experience, especially something unpleasant
vaccine	n: a substance that is put into the body and protects them from disease by causing them to produce antibodies (= proteins that attack harmful bacteria, viruses, etc.)
regularly	adv: at regular intervals or times
vulnerable	adj: capable of being hurt or influenced physically or mentally