Vocabulary English-English With R Part 1
Radioactivity (noun)
the emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei
- Each layer of ice in a core corresponds to a single year or sometimes even a single season and most everything that fell in the snow that year remains behind, including wind blown dust, ash, atmospheric gases, even radioactivity.
Raid (verb)
to attack in order to steal, destroy, or conquer
- Crows sometimes raid the nests and eat the eggs and the young of smaller birds.
Rally (verb)
with reference to troops bring or come together again so as to continue fighting
- In a last effort to regain control of Shiloh, the confederate troops rallied against the union soldiers in a three day raging battle.
Ramble (verb)
to move aimlessly from place to place; to explore idly
- NASA launches the first of two golf cart size rovers that will ramble across the rocky, red soil of Mars and drill for evidence that the Red Planet once had enough water to support life.
Ramshackle (noun)
appearing ready to collapse; carelessly or loosely constructed
- Both are lonely in their ramshackle surroundings and, over a series of gin rummy games, they become acquainted.
Range (noun)
the area of variation between limits on a particular scale: the car's outside my price range
- Flexibility is the ability to move joints freely through their full range of motion.
Rarity (noun)
the state or quality of being far beyond what is usual, normal, or customary
- If the inclusions are not visible to the naked eye, a higher clarity does not really improve the appearance of a diamond but rather the rarity and price
Ratchet (verb)
to cause to move by steps or degrees - usually used with up or down
- Since Sept. 11, Beijing has ratcheted up its bluster against Xinxiang’s Uighur separatists.
Rate-slashing (adjective)
to reduce sharply
- The Fed started its rate-slashing campaign in 2001, and by January 2002, the average interest rate on credit cards had fallen by more than 2 percentage points. But then they began a steady creep upward.
Ratio (noun)
the quantitative relation between two amounts showing the number of times one value contains or is contained within the other
- Mercury is the only body in the solar system known to have an orbital/rotational resonance with a ratio other than 1:1.
Raw (adjective)
uncooked; in its natural state, not processed
- The chlorophyll captures the light energy and uses this energy to build carbohydrates from simple raw materials (water, carbon dioxide and minerals).
Ravenous (adjective)
desiring or craving food
- Ladybugs, those polka-doted little beetles, have a ravenous appetite for aphids and other insects, which is why they can be used in place of insecticides in the citrus industry of California.
Reacquaint (verb)
to re-familiarize oneself with someone or something; to cause to know about or be aware of something or someone which was once familiar
- Page through the text and/or your notebook to reacquaint yourself with the important points.
Readily (adverb)
without hesitation, willingly; without difficulty, easily
- The developments in the music of Rhythm and Blues of the mid to late 1980's are readily apparent, especially the pervasive influence of hip-hop.
Reality (noun)
the state of things as they actually exist, as opposed to an idealistic or notional idea of them
- Cervantes's work, a keen critique of the literature of his time, presented the clash between reality and the ideals which Don Quixote sought to revive, and at the same time originated the theme of the clairvoyance of insanity.
Realize (verb)
become fully aware of as a fact; understand clearly
- Although they loved Vinland, they realized there would always be trouble living with the Indians.
Rear (verb)
to take care of and educate [a child]
- The life cycle of insects is so short that many generations can be reared each year.
Recall (verb)
remember; cause one to remember or think of; officially order to return
- They cannot recall having made withdrawals from their bank account signed for in a strange handwriting.
Recede (verb)
move back or farther away; gradually diminish
- Fortunately, after three days of Sunshine and no rain, the floods from the American River receded back into its banks.
Receptor (noun)
a cell or group of cells that receive stimuli; sense organ
- Although the vibration receptor on the spider’s leg seems most sensitive to frequencies above 1,000 hertz, previous research had indicated that vibrations induced by trapped prey never exceeded that frequency.
Recipient (noun)
a person who receives something.
- Modern city-states engage in instant electronic communication and capital transfer, and are the chief recipients of world population growth.
Reciprocity (noun)
the practice of exchanging things with others for mutual benefit
- It is important that a relationship be friendly and express group reciprocity.
Recitation (noun)
musical declamation of the kind usual in the narrative and dialogue parts of opera and oratorio
- The program included songs and recitations of well-loved poems.
Reclaiming (verb)
retrieve or recover; bring (waste land or land formerly under water) under cultivation Until we can discover an inexpensive system for reclaiming sea water,
- we must all work together to make sure there is fresh clean water for the next generations.
Recombining (verb)
to put together again into one mass so that the constituent parts are more or less homogeneous
- By recombining the atoms of carbon, hydrogen and oxygen in different combinations, the plant creates the different carbohydrates.
Reconstitute (verb)
to form or make up again or anew
- U.S. officials emphasized this was not evidence Iraq had a nuclear weapon -- but it was evidence the Iraqis concealed plans to reconstitute their nuclear program as soon as the world was no longer looking.
Recovered (verb)
return to a normal state of health, mind, or strength
- Therapists believe that the appropriate therapy involves the recovery of childhood abuse memories, through recovered memory therapy re-integration of alters into the dominant personality.
Rectangular (adjective)
a plane figure with four straight sides and four right angles, and with unequal adjacent sides
- Betsy Johnson lives in a humble three bedroom rectangular shaped house.
Recycled (adjective)
into reusable material; use again
- To save paper, one should consider buying books made only with recycled paper.
Demikian, semoga bermanfaat.
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