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English Words Starting With C

13,732 entries — pick a word to see its definition, pronunciation, and usage.

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

cathie
nounVery Low
/ˈkæθ.i/A rare and primarily informal or personal given name, typically a diminutive or nickname variant of Catherine or Kathleen.
cathleen
nounLow
/ˈkæθ.liːn/A female given name of Irish origin, a variant of Caitlín, which is the Irish form of Katherine.
catho
nounLow to Medium (highly context-dependent)
/ˈkæθəʊ/A shortened, informal term for a Catholic, often used colloquially or within specific social groups.
cathode
nounC1
/ˈkæθ.əʊd/The electrode through which electric current flows out of a polarized electrical device (or where conventional current flows in). In electrochemistry, it's the electrode where reduction occurs.
cathode dark space
nounLow (Specialist Technical)
/ˈkæθəʊd dɑːk speɪs/A non-luminous region immediately adjacent to the cathode in a low-pressure gas discharge (e.g., in a neon sign or cathode ray tube).
cathode glow
nounVery Low
/ˈkaθəʊd ɡləʊ/The luminous region in a low-pressure gas discharge tube immediately surrounding the negative electrode (cathode).
cathode ray
nounLow (primarily technical/scientific contexts)
/ˈkaθəʊd ˌreɪ/A stream of electrons emitted from the cathode of a high-vacuum tube when subjected to a high voltage.
cathode rays
plural-nounLow (specialist/historical)
/ˈkæθ.əʊd ˌreɪz/A stream of electrons emitted from the negative electrode (cathode) in a vacuum tube, typically in early experimental physics and electronics.
cathode-ray tube
nounC2
/ˈkæθ.əʊd ˌreɪ ˈtjuːb/A sealed glass vacuum tube in which electrons are accelerated to a phosphorescent screen, used to produce a moving image in older televisions, computer monitors, and oscilloscopes.
cathodic protection
nounC2
/kəˌθɒd.ɪk prəˈtek.ʃən/A technique used to control the corrosion of a metal surface by making it the cathode of an electrochemical cell.
cathodoluminescence
nounVery Low
/ˌkaθədəʊˌluːmɪˈnesəns/The emission of light from a material when it is struck by a beam of electrons (cathode rays).
catholic
adjectivenounMedium
/ˈkæθ(ə)lɪk/Relating to the Roman Catholic Church, its members, or its beliefs.
catholic apostolic church
nounLow frequency / Niche religious term
/ˌkæθ.lɪk ˌæp.əˈstɒl.ɪk ˈtʃɜːtʃ/A Christian denomination originating in 19th-century Britain, focused on restoring apostolic church government and awaiting Christ's imminent return; not the Roman Catholic Church.
catholic church
nounC1
/ˌkæθ.əl.ɪk ˈtʃɜːtʃ/The Christian church headed by the Pope in Rome, claiming continuous historical descent from the church founded by Jesus Christ and his apostles.
catholic emancipation act
nounVery Low
/ˌkæθ.lɪk ɪˌmæn.sɪˈpeɪ.ʃən ækt/A specific UK law passed in 1829 that removed most legal restrictions on Roman Catholics.
catholic epistles
plural-nounLow
/ˌkæθəlɪk ɪˈpɪslz/A group of seven books in the New Testament: James, 1–2 Peter, 1–3 John, and Jude.
catholicate
nounVery Low (C2)
/kəˈθɒlɪkeɪt/The office, jurisdiction, or territory of a catholicos (a high-ranking bishop in certain Eastern Christian churches, particularly the Armenian Apostolic Church and the Syriac Orthodox Church).
catholicism
nounC1
/kəˈθɒl.ɪ.sɪ.zəm/The faith, practice, and system of the Catholic Church, especially the Roman Catholic Church.
catholicity
nounC2
/ˌkaθ(ə)ˈlɪsɪti/The quality of being broad, wide-ranging, or comprehensive in sympathies, tastes, or interests; universal or all-inclusive character.
catholicize
verbLow
/kəˈθɒlɪsʌɪz/To make something or someone Catholic in character, doctrine, or membership.

Showing 2701–2720 of 13732 words.