The word 'star' has many definitions:
NOUN
1) a massive shining globe of ionized gas (plasma) in space that generates energy from nuclear fusion in its core and is held together by gravitation
2) loosely, any point of light seen in the sky at night
3) loosely, any of the 88 constellations on the celestial sphere
4) loosely, any of the 13 constellations of the zodiac
5) in Astrology, any celestial body that is believed to determine human destiny or control human affairs
6) an asterisk
7) a figure resembling a star in shape with five radiating points emerging from a center
8) this figure used as a symbol of excellence in achieving a certain goal in a field of activity
9) an actor or actress playing a leading role in a play or movie
10) a person who is successful in the field of entertainment or sports
11) a person who is successful in any field of activity
12) a spot on the forehead of an animal, such as a cow or horse
VERB
1) to mark with an asterisk or other star-shaped figure
2) to play the leading role in a play or movie
3) to succeed in any field of activity, especially in entertainment or sports
4) to decorate with star-shaped figures
The name given to a word defined in a dictionary is its entry word or headword.
A star is a spheroidal plasma converting mass into energy by nuclear fusion.
Star brightness is defined in terms of apparent magnitude, which is how bright the star appears from Earth. Star brightness is also defined by absolute magnitude, which is how bright a star appears at the standard distance of 36.2 light years. Luminosity is also a way that a star's light is measured.
A word or phrase defined in a dictionary is called an entry.
Hardening from cold can be defined by the word callous.
Star is not a compound word.
me
The word star comes from the Greek word "ἀστήρ" Aster meaning Star.
false
False.
That means how bright the star really is. The "absolute magnitude" is defined as how bright the star would look if it were at a standard distance from us.
The Swedish word for star i stjärna.