Table of Contents
1. Roentgen
noun. German physicist who discovered x-rays and developed roentgenography (1845-1923).
Synonyms
- Wilhelm Konrad Rontgen
- Wilhelm Konrad Roentgen
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2. roentgen
noun. a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air.
Synonyms
- R
3. ray
noun. ['ˈreɪ'] a column of light (as from a beacon).
Synonyms
- visible radiation
- low beam
- light beam
- sunbeam
- high beam
- ray of light
- light
- shaft of light
- shaft
- laser beam
- heat ray
- visible light
- beam
- moon-ray
- beam of light
- sunray
- irradiation
- moon ray
Antonyms
- fatty
- well
- impure
- sufficient
4. ray
noun. ['ˈreɪ'] a branch of an umbel or an umbelliform inflorescence.
Synonyms
- pedicel
Antonyms
- compact
- indigestible
5. ray
verb. ['ˈreɪ'] extend or spread outward from a center or focus or inward towards a center.
Synonyms
- pass
- run
- extend
- go
- lead
Antonyms
- dematerialise
- stay in place
- be born
- survive
6. ray
noun. ['ˈreɪ'] cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins.
Synonyms
- manta ray
- skate
- eagle ray
- crampfish
- devilfish
- manta
- guitarfish
- stingray
- electric ray
- selachian
- sawfish
- elasmobranch
- torpedo
Antonyms
- bright
- dull
- dullness
- light
7. ray
noun. ['ˈreɪ'] (mathematics) a straight line extending from a point.
Antonyms
- heavy-duty
8. ray
noun. ['ˈreɪ'] any of the stiff bony spines in the fin of a fish.
Synonyms
- fin
Antonyms
- darken
- ascend
9. ray
noun. ['ˈreɪ'] the syllable naming the second (supertonic) note of any major scale in solmization.
Synonyms
- solfa syllable
Antonyms
- heavy
- black
10. ray
noun. ['ˈreɪ'] a group of nearly parallel lines of electromagnetic radiation.
Synonyms
- cathode ray
- electromagnetic radiation
- nonparticulate radiation
- electron beam
- beam
- electromagnetic wave
Antonyms
- heavy-footed
- deep
- serious
- significant