rd
noun
Meaning
- A non-SI unit of absorbed dose of radiation, equal to 0.01 gray.
- In the International System of Units, the derived unit of plane angular measure of angle equal to the angle subtended at the centre of a circle by an arc of its circumference equal in length to the radius of the circle. Symbol: rad
- Anything which radiates or emits rays.
- A device that lowers engine coolant temperature by conducting heat to the air, through metal fins.
- (of buildings) A finned metal fixture that carries hot water or steam in order to heat a room.
- A type of antenna.
- A way used for travelling between places, originally one wide enough to allow foot passengers and horses to travel, now (US) usually one surfaced with asphalt or concrete and designed to accommodate many vehicles travelling in both directions. In the UK both senses are heard: a country road is the same as a country lane.
- A road; or particularly a car, as a means of transportation.
- A path chosen in life or career.
- An underground tunnel in a mine.
- A railway or a single railway track.
- The act of riding on horseback.
- A circular or spherical object or part of an object.
- A circular or repetitious route.
- A general outburst from a group of people at an event.
- A song that is sung by groups of people with each subset of people starting at a different time.
- A serving of something; a portion of something to each person in a group.
- A single individual portion or dose of medicine.
- A whisper; whispering.
- Discourse; song.
- The distance between the front and rear sights of a firearm.
Etymology / origin
No prose etymology has been added yet.
No ancestor words have been linked yet.
Related words
Descendant words
No descendant words have been linked yet.