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English Words Starting With A

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Noun Verb Adjective Adverb Plural noun Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

artificial harmonics
nounC2
/ˌɑːtɪˈfɪʃ(ə)l hɑːˈmɒnɪks/A musical technique, primarily on stringed instruments (e.g., guitar, violin), where a finger stops the string at a specific node to produce a high-pitched harmonic tone, while another finger lightly touches a point further up the string to create the harmonic.
artificial heart
nounC2
/ˌɑː.tɪˌfɪʃ.əl ˈhɑːt/A mechanical device surgically implanted to replace a damaged or failing human heart, pumping blood throughout the body.
artificial horizon
nounC2
/ˌɑːtɪˌfɪʃl həˈraɪzən/A gyroscopic flight instrument that provides a pilot with visual pitch and bank angle information relative to the earth's horizon, essential for flying without external visual reference.
artificial insemination
nounC1
/ˌɑːtɪˌfɪʃl ɪnˌsemɪˈneɪʃn/A medical or veterinary procedure where sperm is artificially introduced into a woman's or female animal's reproductive tract to achieve pregnancy without sexual intercourse.
artificial intelligence
nounC1
/ˌɑːtɪˌfɪʃl ɪnˈtelɪdʒəns/The theory and development of computer systems able to perform tasks normally requiring human intelligence.
artificial kidney
nounLow-medium
/ˌɑːtɪˈfɪʃəl ˈkɪdni/A medical device that performs some of the functions of a natural kidney, filtering waste products and excess fluid from the blood.
artificial language
nounC1
/ˌɑːtɪˈfɪʃ(ə)l ˈlæŋɡwɪdʒ/A deliberately constructed language designed for a specific purpose, such as international communication, fiction, or linguistic experimentation, rather than having evolved naturally.
artificial life
nounLow to Medium
/ˌɑːtɪˈfɪʃ(ə)l laɪf/A field of study and technology focused on creating digital or robotic systems that exhibit lifelike behaviors and properties, though not made of organic material.
artificial person
nounC1+
/ˌɑː.tɪˈfɪʃ.əl ˈpɜː.sən/A legal entity created by law and given rights and duties like a human being, such as a corporation or company.
artificial radioactivity
nounC2
/ˌɑː.tɪˌfɪʃ.əl ˌreɪ.di.əʊ.ækˈtɪv.ə.ti/Radioactivity induced in a stable material by bombarding it with particles or radiation, typically in a laboratory or reactor.
artificial respiration
nounC1
/ˌɑː.tɪˌfɪʃ.əl ˌres.pɪˈreɪ.ʃən/A medical procedure in which air is forced into and out of the lungs of someone who has stopped breathing, typically using manual methods or a machine.
artificial selection
nounC1
/ˌɑːtɪˈfɪʃl sɪˈlɛkʃn/The process by which humans deliberately choose and breed plants or animals with specific desirable traits to produce offspring with those traits.
artificial turf
nounB2
/ˌɑːtɪˈfɪʃl tɜːf/A surface made from synthetic fibers designed to resemble natural grass.
artificiality
nounC1
/ˌɑː.tɪˌfɪʃ.iˈæl.ə.ti/The quality of being artificial; not natural, genuine, or sincere.
artificialize
verbLow
/ˌɑː.tɪˈfɪʃ.əl.aɪz/To make something artificial; to give an artificial character to.
artigas
nounC2
/ɑːˈtiːɡəs/A surname of Spanish origin; a toponym referring to a city in Uruguay; used to denote historical and cultural contexts related to José Gervasio Artigas, a national hero of Uruguay.
artillery
nounC1
/ɑːˈtɪləri/Large-calibre guns used in warfare on land.
artillery plant
nounLow
/ɑːˈtɪləri plɑːnt/A tropical plant of the genus Pilea, especially Pilea microphylla, whose stamens release pollen in a sudden puff when touched.
artilleryman
nounC2
/ɑːˈtɪlərɪmən/A soldier in an artillery unit who operates large-caliber guns, such as cannons or howitzers.
artiodactyl
adjectivenounLow
/ˌɑːtɪə(ʊ)ˈdaktɪl/A hoofed mammal with an even number of toes (two or four) on each foot.

Showing 7061–7080 of 8734 words.