Bacteria and Viruses Word Search
Free Bacteria and Viruses word search. We picked 12 themed words — the terms and ideas of a school subject — and laid them out on a 15×15 grid. Drag across the letters to find every word on the list.
Words to find: VIRUS, BACTERIA, INFECTION, IMMUNITY, VACCINE, ANTIBIOTIC, MICROBE, PATHOGEN, GERM, HOST, CELL, TOXIN.
Diagonals are where most players stall. Once you are down to the last word or two, sweep the diagonals deliberately.
Bacteria and Viruses word list, defined
- VIRUS /ˈvaɪrəs/ · noun
- An infectious agent that can reproduce within a living host and cause disease, especially in animals, plants, and humans. In computing, the term also refers to a malicious program that spreads by copying itself, and figuratively to a harmful influence that spreads through a community or organization. Related: pathogen, microbe, germ, infectious agent.
- BACTERIA /bækˈtɪəriə/ · noun
- Bacteria are microorganisms that typically consist of a single prokaryotic cell and lack a membrane-bound nucleus. They are found in nearly every habitat on Earth and play essential roles in processes such as decomposition, fermentation, and nutrient cycling. Related: germs, microbes, microorganisms.
- INFECTION /ɪnˈfɛkʃən/ · noun
- The invasion and multiplication of harmful microorganisms in or on the body, or the resulting condition of being affected by disease. It may also refer more broadly to the transmission of a disease-causing organism from one person or place to another. Related: contagion, sepsis, inoculation, infestation.
- IMMUNITY /ɪˈmjuːnəti/ · noun
- Immunity is the state of being protected against a particular disease or harmful influence. In law, it can also mean exemption from prosecution, liability, or legal responsibility. Related: resistance, protection, security, exemption.
- VACCINE /vækˈsiːn/ · noun and verb
- As a noun, a vaccine is a biological preparation that stimulates the immune system to develop protection against a specific disease or pathogen. As a verb, to vaccinate means to administer a vaccine, thereby providing or aiming to provide immunity. Related: immunization, inoculation, immuniser.
- ANTIBIOTIC /ˌæntibaɪˈɒtɪk/ · noun
- A substance, such as penicillin, that can destroy or inhibit the growth of bacteria and is used to treat bacterial infections. Related: antimicrobial, antibacterial, medication, drug.
- MICROBE /ˈmaɪkrəʊb/ (British), /ˈmaɪkroʊb/ (US) · noun
- A microorganism, especially a bacterium, yeast, or other microscopic organism. In everyday usage, the term often refers to a disease-causing germ, though microbes can also be harmless or beneficial. Related: microorganism, germ, pathogen, bacterium.
- PATHOGEN /ˈpæθədʒən/ · noun
- An organism or other agent that can cause disease, especially a microorganism such as a bacterium, virus, fungus, or parasite. Related: infective agent, disease-causing organism, microbe, germ.
- GERM /dʒɜːrm/ (US); /dʒɜːm/ (UK) · noun and verb
- As a noun, a germ is a small microorganism, especially one that may cause disease. It can also mean a seed or sprout, or figuratively the source from which an idea, feeling, or development grows. As a verb, it means to begin to develop or grow, especially an idea or plan. Related: microorganism, microbe, seed, sprout.
- HOST /hoʊst/ (US); /həʊst/ (UK) · noun, verb, adjective
- As a noun, a host is a person or organization that receives, welcomes, or provides the venue for guests, visitors, an event, or another party. It can also mean a computer or system that provides services or resources to other computers, or a person who manages or presents a programme. As a verb, to host means to receive or organize an event, guest, or person, or to provide the environment in which software or other content runs. Related: organizer, presenter, venue, server.
- CELL /sɛl/ · noun
- A cell is the smallest structural and functional unit of a living organism, or a small enclosed room or compartment, such as a prison room or a monk's sleeping quarters. It also denotes a compartment in a larger structure or device, such as a battery cell. Related: compartment, chamber, cage, pocket.
- TOXIN /ˈtɒksɪn/ (British); /ˈtɑːksɪn/ (US) · noun
- A poisonous substance, especially one produced by a living organism. In broader usage, a toxin can refer to any substance capable of causing toxicity or poisoning. Related: poison, toxic substance, poisonous substance, toxicant.
Play the Bacteria and Viruses word search · Browse every topic · Today's daily challenge