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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)

rightabout
adverbnounLow
/ˌraɪt əˈbaʊt/A turn to the right or in the opposite direction; a reversal.
righten
verbRare/Obsolete
/ˈraɪt(ə)n/To set right, correct, rectify, or make straight.
righteous
adjectivenounLow-to-Medium
/ˈrʌɪtʃəs/Morally right or justifiable; virtuous; conforming to a high standard of morality or justice.
righteousness
nounC1
/ˈraɪ.tʃəs.nəs/Morally right behaviour or justice, often linked to virtuous action or divine command
righter
nounVery Low (archaic/obsolete in primary sense; rare modern comparative usage)
/ˈraɪtə(r)/A person who corrects or amends errors, especially in a text; a corrector or editor. Historically, one who sets things right.
rightism
nounC2
/ˈraɪtɪz(ə)m/The principles, policies, or ideology of the political right; conservatism or reactionary politics.
rightist
adjectivenounC1
/ˈraɪtɪst/A person or political group adhering to or advocating for right-wing or conservative political views.
rights
adjectiveplural-nounB1
/raɪts/The moral or legal entitlements that belong to all people, granting them freedom, protection, or authority in specific situations.
rights issue
nounC1/C2
/ˈraɪts ˌɪʃuː/An offer of new shares by a publicly listed company to its existing shareholders at a discounted price, proportionate to their existing holdings.
rightsize
verbverb-transitiveC1
/ˈraɪtˌsaɪz/To adjust the size of an organization, typically by reducing the number of employees, to make it more efficient and appropriately scaled for current needs.
righty
adjectiveadverbnounC1
/ˈrʌɪti/A person who is right-handed.
rigi
nounVery Low / N/A (Proper Noun)
/ˈriːɡi/Rigi is not a recognized standard English word in major dictionaries (e.g., Oxford, Merriam-Webster, Cambridge).
rigid designator
nounVery low
/ˌrɪdʒ.ɪd ˈdɛz.ɪɡ.neɪ.tə/A philosophical term, coined by Saul Kripke, referring to a word or phrase that designates (refers to) the same object in all possible worlds in which that object exists. Its reference is fixed by an initial 'baptism' and does not change based on descriptions.
rigid frame
nounB2/C1 (Medium-Low, mostly technical/specialized)
/ˈrɪdʒɪd freɪm/A structure, physical or conceptual, that does not bend, flex, or change shape easily.
rigid motion
nounLow (Technical)
/ˌrɪdʒɪd ˈməʊʃ(ə)n/A transformation of a geometric figure that preserves distances between points and angles between lines; the figure is moved without changing its size or shape.
rigidify
verbverb-ambitransitiveC1
/rɪˈdʒɪdɪfaɪ/To make or become rigid; to stiffen.
rigidize
verb-transitiveLow
/ˈrɪdʒɪdaɪz/To make something rigid or stiff.
rigil kent
nounLow
/ˈrɪdʒɪl ˈkɛnt/A star in the Alpha Centauri system, also known as Alpha Centauri A, and the brightest star in the constellation Centaurus.
rigil kentaurus
nounC2
/ˌrɪdʒɪl kɛnˈtɔːrəs/The traditional name (from Arabic) for the star system commonly known as Alpha Centauri, the closest star system to our Solar System.
rigmarole
nounC1/C2
/ˈrɪɡ.mə.rəʊl/A long, complicated, and tedious procedure or story, often involving unnecessary bureaucracy or fuss.

Showing 3881–3900 of 5802 words.