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 Definitions of RADIUS  [ˌaɪ]  

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Definition of 'RADIUS' Random House Webster's College Dictionary 

1. (n.) radius
a straight line extending from the center of a circle or sphere to the circumference or surface: The radius of a circle is half the diameter.

2.  radius
the length of such a line.

3.  radius
any radial or radiating part.

4.  radius
a circular area having an extent determined by the length of the radius from a given or specified central point:
every house within a radius of 50 miles.

5.  radius
a field or range of operation or influence.

6.  radius
extent of possible operation, travel, etc., as under a single supply of fuel.

7.  radius
the bone of the forearm on the thumb side.

8.  radius
a corresponding bone in the forelimb of other vertebrates.

Etymology:  (1590–1600; < L: staff, rod, spoke, beam, ray1)

Definition of 'RADIUS' Princeton's WordNet 

1. (noun) radius, r
the length of a line segment between the center and circumference of a circle or sphere

2. (noun) radius
a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)

3. (noun) radius
a circular region whose area is indicated by the length of its radius
"they located it within a radius of 2 miles"

4. (noun) radius
the outer and slightly shorter of the two bones of the human forearm

5. (noun) spoke, wheel spoke, radius
support consisting of a radial member of a wheel joining the hub to the rim


Definition of 'RADIUS' Kernerman English Learner’s Dictionary 

1. (noun) radius
the distance from the center of a circle to the edge
Measure the radius.

2.  radius
a 5 mile/10 mile/20km radius
5 miles/10 miles/20km in any direction from a particular point
the evacuation of everyone within a 3-mile radius


Definition of 'RADIUS' Webster Dictionary 

1. (noun) RADIUS
a right line drawn or extending from the center of a circle to the periphery; the semidiameter of a circle or sphere

2. (noun) RADIUS
the preaxial bone of the forearm, or brachium, corresponding to the tibia of the hind limb. See Illust. of Artiodactyla

3. (noun) RADIUS
a ray, or outer floret, of the capitulum of such plants as the sunflower and the daisy. See Ray, 2

4. (noun) RADIUS
the barbs of a perfect feather

5. (noun) RADIUS
radiating organs, or color-markings, of the radiates

6. (noun) RADIUS
the movable limb of a sextant or other angular instrument


Translation of 'RADIUS' Kernerman English Multilingual Dictionary 

Sense: (pluralˈradiuses) the area within a given distance from a central point
They searched within a radius of one mile from the school.

Afrikaans flag Afrikaans: radius Arabic flag Arabic: نِصْف القُطر Bulgarian flag Bulgarian: обхват
Brazilian flag Brazilian: raio Czech flag Czech: okruh German flag German: der Umkreis
Danish flag Danish: radius; afstand Greek flag Greek: ακτίνα Spanish flag Spanish: radio
Estonian flag Estonian: raadius Farsi flag Farsi: برد؛ محدوده Finnish flag Finnish: säde
French flag French: rayon Hebrew flag Hebrew: רַדיוּס Hindi flag Hindi: त्रिज्या, अर्धव्यास
Croatian flag Croatian: unutar radijusa Hungarian flag Hungarian: (ható)sugár Indonesian flag Indonesian: radius
Icelandic flag Icelandic: radíus Italian flag Italian: raggio Japanese flag Japanese: 半径の描く範囲
Korean flag Korean: 반지름이 그리는 범위 Lithuanian flag Lithuanian: spindulys Latvian flag Latvian: rādiuss
Malay flag Malay: radius Dutch flag Dutch: straal Norwegian flag Norwegian: omkrets, radius
Polish flag Polish: promień, zasięg Persian flag Persian: برد؛ محدوده Pashto flag Pashto: وړانګه (ددايرى)، شعاع
Portuguese flag Portuguese: raio Romanian flag Romanian: rază Russian flag Russian: район, пределы
Slovak flag Slovak: okruh Slovenian flag Slovenian: območje Serbian flag Serbian: radijus
Swedish flag Swedish: radie Thai flag Thai: ระยะห่างจากจุดศูนย์กลาง Turkish flag Turkish: yarı çap
Taiwanese flag Taiwanese: 範圍 Ukrainian flag Ukrainian: радіус Urdu flag Urdu: قطر
Vietnamese flag Vietnamese: phạm vi Chinese flag Chinese: 半径, 范围

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'RADIUS' - Nearby Entries  

radish plant  radium  radium therapy  radius  radius of curvature  radius vector  radix  



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