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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)

rhachilla
nounVery Low
/rəˈkɪlə/A botanical term for the slender axis (stem) that carries the florets in a grass spikelet.
rhachis
nounVery Low
/ˈreɪkɪs/The main axis or shaft of a structure, particularly in biological contexts.
rhadamanthus
nounExtremely Low
/ˌrædəˈmænθəs/An inflexibly severe judge or lawgiver; a person of strict, uncompromising justice.
rhadamanthys
nounVery Low
/ˌrædəˈmænθɪs/A mythological judge, specifically one of the three judges of the underworld in Greek mythology.
rhaetia
nounVery low
/ˈriːʃ(i)ə/An ancient Roman province covering parts of modern-day Switzerland, Austria, and northern Italy.
rhaetian
adjectivenounRare / C2+
/ˈriːʃ(ə)n/Relating to the ancient Roman province of Rhaetia, its people, or their language.
rhaetian alps
plural-nounC2
/ˈriːʃ(ə)n ˈalps/A mountain range in the Eastern Alps of Europe, primarily located in eastern Switzerland and northern Italy, forming part of the central Alpine chain.
rhaetic
adjectivenounLow
/ˈriːtɪk/Relating to or denoting a now-extinct pre-Roman non-Indo-European language spoken in parts of the eastern Alps, particularly in the ancient region of Rhaetia.
rhaeto-romanic
adjectivenounLow
/ˌriːtəʊ rəʊˈmænɪk/A Romance language subgroup spoken in parts of Switzerland and Italy.
rhagae
nounObscure / Non-existent
The term 'rhagae' is not a standard English word found in major dictionaries (e.g., Oxford English Dictionary, Merriam-Webster). It appears to be a proper noun, historically referring to the ancient city of Ray in Iran, or a possible misspelling/mishearing of another word.
rhamadhan
nounLow (outside Muslim communities and related contexts)
/ˌræməˈdɑːn/The ninth and holiest month of the Islamic lunar calendar, during which Muslims fast from dawn to sunset.
rhamnose
nounVery Low (Technical/Specialist)
/ˈræmnəʊs/A naturally occurring deoxy sugar derived from the hexose mannose, often found in plant glycosides and bacterial cell walls.
rhamphotheca
nounVery low / Technical
/ˌramfə(ʊ)ˈθiːkə/The horny outer covering or sheath of a bird's beak.
rhanja
nounVery low
A non-standard informal term, likely a variant of 'ranga', referring to a person with red hair in Australian slang.
rhapsodize
verbverb-intransitiveverb-transitiveC1
/ˈrapsədʌɪz/To speak or write about someone or something with great enthusiasm and delight.
rhapsody
nounC1
/ˈrapsədi/A piece of music that is free in form and highly emotional or enthusiastic; an expression of powerful feelings.
rhatany
nounLow (Specialist/Historical)
/ˈrætəni/A South American shrub (Krameria species) with roots used to make an astringent extract or medicine.
rhathymia
nounRare
/rəˈθaɪmiə/A psychological term for a carefree, happy-go-lucky disposition or tendency to avoid stress.
rhdnase
nounC2
/ˌɑːrˌeɪtʃˈdiːˌɛnˌeɪˌɛsˈiː/A scientific and medical acronym for Recombinant Human Deoxyribonuclease I.
rhe
nounVery low
/riː/A unit of fluidity in rheology, equal to the reciprocal of the poise.

Showing 3441–3460 of 5802 words.