What does periastron mean?
Last Update: April 20, 2022
This is a question our experts keep getting from time to time. Now, we have got the complete detailed explanation and answer for everyone, who is interested!Asked by: Prof. Kaela Hand PhD
Score: 4.6/5 (47 votes)
: the point in the orbit of a star or other celestial body where it is nearest to the primary star with reference to which it is revolving the periastron of a comet — compare apastron.
What is a Apastron?
: the point in the orbit of one star of a binary where it is farthest from the other — compare periastron.
What does Madrad mean?
1 : a large silk or cotton kerchief usually of bright colors that is often worn as a turban. 2a : a fine plain-woven shirting and dress fabric usually of cotton with varied designs (such as plaid) in bright colors or in white. b : a light open usually cotton fabric with a heavy design used for curtains. Madras.
What does accurate mean in a person?
adj. 1 faithfully representing or describing the truth. 2 showing a negligible or permissible deviation from a standard. an accurate ruler. 3 without error; precise; meticulous.
What is the full meaning of accurate?
1 : free from error especially as the result of care an accurate diagnosis. 2 : conforming exactly to truth or to a standard : exact providing accurate color. 3 : able to give an accurate result an accurate gauge.
What is an example of accurate?
Accuracy refers to the closeness of a measured value to a standard or known value. For example, if in lab you obtain a weight measurement of 3.2 kg for a given substance, but the actual or known weight is 10 kg, then your measurement is not accurate. ... You can also be accurate but imprecise.
What do greaser means?
1 : one that greases. 2 disparaging + offensive : a native or inhabitant of Latin America or a Mediterranean land especially : mexican. 3 : an aggressive swaggering young white male usually of working-class background.
What's the meaning of rarities?
1 : the quality, state, or fact of being rare It happens with such rarity that I don't worry about it. 2 : something that is uncommon.
Is Savvy a real word?
You may be familiar with the noun savvy, meaning "practical know-how" (as in "he has political savvy"), and the adjective use (as in "a savvy investor"). ... Both the noun and the verb came into use around 1785.
What's the meaning of one of a kind?
: a person or thing that is not like any other person or thing I don't know how we'll ever replace Mary after she retires. She's really one of a kind.
What is the state of being honest?
honesty, honor, integrity, probity mean uprightness of character or action. honesty implies a refusal to lie, steal, or deceive in any way. ... integrity implies trustworthiness and incorruptibility to a degree that one is incapable of being false to a trust, responsibility, or pledge.
What does extreme rarity mean?
1 : seldom occurring or found : uncommon. 2a : marked by unusual quality, merit, or appeal : distinctive. b : superlative or extreme of its kind.
What do you call a female greaser?
Males sported coiffures adopted from early rock 'n' roll and rockabilly performers such as Elvis Presley, among them the Folsom, Pompadour, Elephant's trunk, and Duck's ass, while females commonly backcombed, coiffed, or teased their hair.
How did greasers talk?
Greasers have a very distinctive way of talking When they talk, they use loads of slang. For example, they use the word “ain't”, “kiddo”, or even phrases like “Like it or lump it.”(pg 43) or '”No sirree, bub.”'(pg. 13).
What is a greaser haircut?
Instead of going with short sides or a side part greaser hairstyle, rock a full head of thick hair. This one features hair combed into a pompadour and smooth wavy sides.
What is a good sentence for accurate?
(1) It's impossible to be accurate about these things. (2) She gave an accurate account of the case. (3) The figures they have used are just not accurate. (4) His account of what happened is substantially accurate.
How do you explain accuracy?
The ability of the instrument to measure the accurate value is known as accuracy. In other words, the closeness of the measured value to a standard or true value. Accuracy is obtained by taking small readings.
What is precise but not accurate example?
Precise, but not accurate: A refrigerator thermometer is read ten times and registers degrees Celsius as: 39.1, 39.4, 39.1, 39.2, 39.1, 39.2, 39.1, 39.1, 39.4, and 39.1. ... The thermometer isn't accurate (it's almost two degrees off the true value), but as the numbers are all close to 39.2, it is precise.
Does accurate mean perfect?
The adjective accurate comes from the Latin roots ad curare, meaning "to take care," and that is precisely what you do when you make sure something is accurate. You take care to make sure it is perfectly correct: an accurate answer, an accurate headcount, an accurate assessment of the problem.
What are the three forms of accuracy?
- Document accuracy refers to the proper coverage of your topics in appropriate detail. Often an accurate document needs to focus clearly on a problem. ...
- Stylistic accuracy concerns the careful use of language to express meaning. ...
- Technical accuracy requires stylistic accuracy but is not based solely on it.
What is adequacy mean?
Adequacy is the state of being sufficient for the purpose concerned. The meaning doesn't suggest abundance or excellence, or even more than what is absolutely necessary. Adequacy is simply the state of sufficiency. There is a current of equality running through the noun adequacy.
What is a rare gem?
Another definition of 'rare' is that of an item being 'unusually good or remarkable'. In a world where new deposits of gem materials appear to be discovered every month, this is potentially the most relevant application of the term 'rarity' in the business as a whole.
Who is a rare person?
A rare or unique person or thing. rara avis. rarity. anomaly. curiosity.
Are a rarity?
If someone or something is a rarity, they are interesting or valuable because they are so unusual.