19-letter words starting with ri
- rickettsial disease — any of several acute infectious diseases caused by ticks, mites, or body lice infected with rickettsiae. The main types include typhus, spotted fever, Q fever, trench fever, and tsutsugamushi disease
- ride roughshod over — shod with horseshoes having projecting nails or points.
- riemannian geometry — Also called elliptic geometry. the branch of non-Euclidean geometry that replaces the parallel postulate of Euclidean geometry with the postulate that in a plane every pair of distinct lines intersects. Compare hyperbolic geometry.
- right circular cone — a cone whose surface is generated by lines joining a fixed point to the points of a circle, the fixed point lying on a perpendicular through the center of the circle.
- right-eyed flounder — any of several flatfishes of the family Pleuronectidae, having both eyes on the right side of the head.
- ring someone's bell — a hollow instrument of cast metal, typically cup-shaped with a flaring mouth, suspended from the vertex and rung by the strokes of a clapper, hammer, or the like.
- ring up the curtain — to begin a theatrical performance
- ring-a-ring-a-roses — a children's game in which the players sing a song, at the end of which they all fall down
- ring-spinning frame — a machine containing the ring, traveler, and bobbin used in spinning yarn.
- rio grande do norte — a state in E Brazil. 20,464 sq. mi. (53,000 sq. km). Capital: Natal.
- risk excess of loss — Risk excess of loss is a type of reinsurance that is given to an insurer to protect against a single loss or risk incurred at a specified amount.
On this page, we collect all 19-letter words starting with RI. It’s easy to find right word with a certain length. It is the easiest way to find 19-letter word that beginning with RI to use in Scrabble or Crossword puzzles.