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English Words Starting With R

5,802 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)

reindeer moss
nounLow
/ˈreɪndɪə ˌmɒs/A greyish-white, fruticose lichen of northern regions, which is a primary food source for reindeer and caribou.
reindustrialization
nounmedium
/ˌriː.ɪn.dʌs.tri.ə.laɪˈzeɪ.ʃən/The process of reestablishing or reviving industrial activity in a region or country.
reindustrialize
verb-intransitiveverb-transitiveLow (C2 Level)
/ˌriː.ɪnˈdʌs.tri.ə.laɪz/To rebuild or revitalize the manufacturing and heavy industry sectors of a country or region.
reinecke
nounVery Low
/ˈraɪnəkə/A proper noun, primarily referring to a German-language surname of patronymic origin meaning 'son of Rein(e)ke' or 'little Reinhard/Reinhardt'.
reiner
nounLow (primarily as a proper noun)
/ˈraɪnə/A surname of German origin, also occasionally used as a given name.
reinfect
verbLow (Technical/Medical Context)
/ˌriːɪnˈfekt/To cause a new infection in an organism or system that had previously been infected.
reinforce
nounverbverb-transitiveB2
/ˌriːɪnˈfɔːs/To strengthen or support something, especially by adding material, evidence, or additional resources.
reinforced concrete
nounC1
/ˌriːɪnˈfɔːst ˈkɒŋkriːt/Concrete that has been strengthened by embedding steel bars or mesh within it to greatly increase its tensile strength.
reinforced plastic
nounC1
/ˌriːɪnˈfɔːst ˈplæstɪk/A composite material made by combining plastic with strengthening fibers or particles to improve its mechanical properties.
reinforcement
nounMedium
/ˌriːɪnˈfɔːsmənt/The action or process of strengthening or supporting something.
reinforcement therapy
nounMedium-Low
/ˌriːɪnˈfɔːsmənt ˈθɛrəpi/A psychological or therapeutic approach that uses rewards or positive consequences to strengthen desired behaviors.
reinhardt
nounLow
/ˈraɪn.hɑːt/A proper noun, most commonly a surname of German origin; also used as a given name.
reinhold
nounLow
/ˌraɪnˈhəʊld/To keep something (often an emotion, a position, or a material thing) firmly secured, maintained, or held back, especially under pressure or against challenge.
reins
plural-nounC1
/reɪnz/Long, narrow leather straps attached to a bridle or headstall, used by a rider or driver to direct and control a horse.
reinsman
nounLow (technical/historical)
/ˈreɪnzmən/A person skilled at driving, riding, or guiding animals, especially horses, using reins; a horse rider or driver.
reinstall
verbMedium
/ˌriː.ɪnˈstɔːl/To install software or an operating system again, typically to fix problems or start fresh.
reinstate
verbverb-transitiveC1
/ˌriːɪnˈsteɪt/To restore someone or something to a former position, state, or condition.
reinstatement
nounC1-C2
/ˌriːɪnˈsteɪtmənt/The action of returning someone or something to a previous position, state, or condition.
reinsurance
nounC2
/ˌriː.ɪnˈʃɔː.rəns/Insurance purchased by an insurance company to protect itself against the risk of very large claims, essentially insurance for insurers.
reinsure
verbverb-transitiveC2
/ˌriːɪnˈʃʊə/To insure again by transferring all or part of an insurance risk to another insurer.

Showing 2241–2260 of 5802 words.