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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)

reproducer
nounLow
/ˌriːprəˈdjuːsə(r)/A device, organism, or system that reproduces something, especially sound, images, or biological offspring.
reproduction
nounB2
/ˌriːprəˈdʌkʃ(ə)n/The process of generating offspring or producing new individuals of the same species.
reproduction proof
nounC1/C2
/ˌriː.prəˈdʌk.ʃən pruːf/A high-quality, final proof of a printed document, photograph, or artwork, approved for mass duplication or publication.
reproductive
adjectivenounB2
/ˌriːprəˈdʌktɪv/Relating to the biological process of producing new individuals of the same kind; pertaining to the production of offspring.
reproductive cell
nounC1
/ˌriː.prəˈdʌk.tɪv sel/A specialized cell (such as a sperm or egg) capable of uniting with another to form a new organism.
reproductive imagination
nounC2
/ˌriː.prəˈdʌk.tɪv ɪˌmædʒ.ɪˈneɪ.ʃən/The faculty of mentally recalling or reconstructing past sensory experiences and memories exactly as they were originally perceived.
reproductive isolation
nounC1
/ˌriː.prəˈdʌk.tɪv ˌaɪ.səˈleɪ.ʃən/The set of mechanisms that prevent members of different species from producing viable, fertile offspring with one another, thereby keeping species distinct.
reprographics
nounC2
/ˌriːprəʊˈɡræfɪks/The technology and processes for reproducing documents, images, or drawings.
reprography
nounLow
/rɪˈprɒɡrəfi/The process of reproducing documents or images, especially through photocopying, printing, or scanning.
reproof
nounC1
/rɪˈpruːf/An expression of criticism or disapproval; a rebuke.
reproval
nounC1
/rɪˈpruːv(ə)l/The act of expressing disapproval or criticism.
reprove
verbverb-intransitiveverb-transitiveLow
/rɪˈpruːv/To express disapproval, criticism, or correction of someone's behavior or actions.
reptile
adjectivenounB2
/ˈrɛptaɪl/A cold-blooded, scaly vertebrate animal that typically lays eggs and moves by crawling or slithering.
reptilia
nounLow
/rɛpˈtɪlɪə/The scientific class comprising cold-blooded, scaly vertebrates that typically lay eggs and include snakes, lizards, crocodilians, turtles, and tortoises.
reptilian
adjectivenounB2
/repˈtɪl.i.ən/Relating to or characteristic of reptiles.
reptilium
nounVery low / Extremely rare
/rɛpˈtɪl.i.əm/A place where reptiles are kept and displayed for public viewing or scientific study.
repton
nounVery Low (Proper noun with niche use)
/ˈrɛptən/A specific term with two distinct meanings: 1) A male student at Repton School in Derbyshire, England, 2) The name of an English village, historically significant and giving its name to the school.
republic
nounB2
/rɪˈpʌblɪk/A system of government in which the country is considered a 'public matter', not the private property of rulers, and where power is held by the people and their elected representatives.
republic of buryatia
nounLow
/rɪˌpʌblɪk əv bʊəˈjɑːtɪə/A federal subject of Russia located in Siberia, bordering Mongolia, with Ulan-Ude as its capital.
republic of china
nounC1/C2
/rɪˌpʌblɪk əv ˈʧaɪnə/The formal official name for the state commonly known as Taiwan; historically, the name for mainland China before 1949.

Showing 2721–2740 of 5802 words.