rhombus |
an oblique-angled parallelogram in which all four sides are equal. |
Rh positive |
having the Rh factor in the red blood cells. |
rhubarb |
a cultivated plant with long green or reddish leaf stalks, which are often cooked with sugar and eaten like a fruit. |
rhumb |
see "rhumb line." [2 definitions] |
rhumba |
variant of rumba. |
rhumb line |
the curved line on the surface of a sphere, indicating the path of a ship or plane that maintains a fixed compass direction, which crosses all meridians on a globe or map at the same angle. |
rhyme |
a word that ends with the same vowel sound or vowel and consonant combination as another word beginning with a different sound or cluster of sounds. [9 definitions] |
rhyme or reason |
apparent sense or logic. |
rhyme royal |
a seven-line poetic stanza in iambic pentameter, in which the first line rhymes with the third, the second with the fourth and fifth, and the last two with each other. |
rhyme scheme |
the rhyming pattern of the end rhymes of a poem, usu. indicated by letters to show which lines rhyme. |
rhymester |
a poet of inferior or light verse. |
rhyming slang |
a form of language play in which one word or phrase is replaced with another that rhymes with the intended one, such as "trouble and strife" for "wife". |
rhyolite |
a fine-grained, volcanic rock that is similar to granite in composition and has a high silica content. |
rhythm |
movement marked by the regular repetition of accent, beat, or the like. [5 definitions] |
rhythm-and-blues |
a kind of popular American music, developed mostly by blacks, that combines blues and jazz, is characterized by a strong beat, and was a precursor of rock-'n'-roll. |
rhythmic |
characterized by a rhythm; cadenced; rhythmical. |
rhythmical |
of or relating to rhythm. [3 definitions] |
rhythm method |
a method of birth control that calls for abstaining from sexual intercourse during that time each month when the woman would most likely conceive. |
rhythm section |
the instruments in a band or orchestra that provide the rhythmic beat, such as drums or a bass guitar. |
RI |
abbreviation of "Rhode Island," a New England state on the Atlantic coast between Connecticut and Massachusetts. |
rial1 |
the chief monetary unit of Iran, equaling one hundred dinars. [2 definitions] |