What's the difference between luminosity and star?

Luminosity


Definition:

  • (n.) The quality or state of being luminous; luminousness.

Example Sentences:

  • (1) The automated CellSoft semen analyzer identifies human spermatozoa on the basis of user-defined values for cell size and luminosity.
  • (2) In dim luminosity, the binocular system functioned better than the monocular system.
  • (3) In luminosity-type (H1) horizontal cells, the reversal potential of light responses was estimated at about 0 mV.
  • (4) In the latter the shift from a low to high light exposure increased NE excretion; in contrast, in migraineurs exposure to high luminosity resulted in a depression of NE excretion and an augmentation of E excretion.
  • (5) Test colors (14 interference filters, 4 Wratten filters, and white) were matched for human photopic luminosity and presented at luminance levels sufficient to induce vigorous responding from most cells.
  • (6) This level was the same as observed in luminosity-type and biphasic chromaticity-type cells, suggesting that the ionic mechanisms of synaptic transmission are common among horizontal cell types.
  • (7) In this analysis, we use the DMSP-OLS Stable Lights Dataset covering 1992-2012 to measure changes in luminosity in North Korea over time.
  • (8) These observations suggest a role of a GABAergic mechanism in the generation and transmission of luminosity responses in the trout pineal organ.
  • (9) Luminosity curves measured through a filter which artificially replaces the missing macular pigment is identical to the deuteranopic (Type II) curve.
  • (10) Extracellular Cl- activity and intracellular Cl- activities of luminosity and biphasic-chromaticity type horizontal cells were measured in freshly isolated, non-superfused roach retinae using double-barrelled Cl- -sensitive micro-electrodes.
  • (11) The effect of the shift from a low to a high luminosity of the environment on the urinary excretion of norepinephrine (NE) and epinephrine (E) was studied in migraineurs (26 cases) and controls (25 cases).
  • (12) Intracellular recordings from luminosity-type horizontal cells of the turtle retina were used to analyze the effects of steady and flickering background illumination on the size of their receptive fields.
  • (13) In high-Mg2+ medium, luminosity-type cone horizontal cells (L-cells) hyperpolarized and lost their photoresponses at a full membrane hyperpolarization of about -80 mV.
  • (14) A different rotation gave a photopic luminosity curve.
  • (15) In 1 subject with good visual acuity of both eyes, no optic atrophy was observed but there was impairment in the luminosity function (tested with white test object on white background) of the peripheral visual field.
  • (16) In electrophysiological experiments involving intracellular recording from horizontal cells in the isolated retina of the roach, light adaptation of the retina has been shown to result in potentiation both of (1) the depolarizing component of biphasic chromaticity type S-potentials, and (2) the temporal frequency transfer functions of photopic luminosity type horizontal cells.
  • (17) The mechanism causing such a change of test responses was studied in the luminosity-type cone horizontal cells.
  • (18) The broad background effect further indicates that all photoreceptors have an input and suggests that a luminosity cell, such as the internal horizontal cell, may be involved.
  • (19) We have constructed a computer model that attempts to predict which pairs of rhodopsins are most suitable for making various luminosity and chromaticity discriminations in green coastal water.
  • (20) Other biological aspects should be analysed in relation to luminosity.

Star


Definition:

  • (n.) One of the innumerable luminous bodies seen in the heavens; any heavenly body other than the sun, moon, comets, and nebulae.
  • (n.) The polestar; the north star.
  • (n.) A planet supposed to influence one's destiny; (usually pl.) a configuration of the planets, supposed to influence fortune.
  • (n.) That which resembles the figure of a star, as an ornament worn on the breast to indicate rank or honor.
  • (n.) Specifically, a radiated mark in writing or printing; an asterisk [thus, *]; -- used as a reference to a note, or to fill a blank where something is omitted, etc.
  • (n.) A composition of combustible matter used in the heading of rockets, in mines, etc., which, exploding in the air, presents a starlike appearance.
  • (n.) A person of brilliant and attractive qualities, especially on public occasions, as a distinguished orator, a leading theatrical performer, etc.
  • (v. t.) To set or adorn with stars, or bright, radiating bodies; to bespangle; as, a robe starred with gems.
  • (v. i.) To be bright, or attract attention, as a star; to shine like a star; to be brilliant or prominent; to play a part as a theatrical star.

Example Sentences:

  • (1) 2.35pm: West Ham co-owner David Sullivan has admitted that a deal to land Miroslav Klose is unlikely to go through following the striker's star performances in South Africa.
  • (2) The greatest stars who emerged from the early talent shows – Frank Sinatra, Gladys Knight, Tony Bennett – were artists with long careers.
  • (3) Gove said in the interview that he did not want to be Tory leader, claiming that he lacked the "extra spark of charisma and star quality" possessed by others.
  • (4) Gassmann, whose late father, Vittorio , was a critically acclaimed star of Italian cinema in its heyday in the 1960s, tweeted over the weekend with the hashtag #Romasonoio (I am Rome), calling on the city’s residents to be an example of civility and clean up their own little corners of Rome with pride.
  • (5) Yves was the vulnerable, suffering artist and Pierre the fiercely controlling protector: a man who, in Lespert's film, is painfully aware of his public image – "the pimp who's found his all-star hooker".
  • (6) Bob Farnsworth, president of Nashville, Tennessee-based Hummingbird Productions, told trade publication Variety that the film was set for release in 2015 and would star Karolyn Grimes, who played George Bailey's daughter in the original film.
  • (7) Lady Gaga is not the first big music star to make a new album available early to mobile customers.
  • (8) Cape no longer has the monopoly on talent; the stars are scattered these days, and Franklin's "fantastically discriminating" deputy Robin Robertson can take credit for many recent triumphs, including their most recent Booker winner, Anne Enright.
  • (9) It also has one of the highest female university rates anywhere in the world.” The UAE-based Rotana hotels is planning to open a number of hotels in Iran, and France’s leading hotelier, Accor, is involved in at least two four-star hotels in the country.
  • (10) The EFDD role is a lucrative one and involves representing rightwing MEPs from across the EU, including populist parties such as the Swedish Democrats and Italy’s Five Star Movement.
  • (11) The former Arsenal and France star has signed a three-year contract to replace the sacked Jason Kreis at the helm of the second-year expansion club and will take over on 1 January, the team said.
  • (12) HTC needs to move from being star struck fan to star of its own ads.
  • (13) I called it following the Star Trek Non-Interference Directive.
  • (14) I'm just saying, in your … Instagrams, you don't have to have yourself with, walking with black people.” The male voice singles out Magic Johnson, the retired basketball star and investor: "Don't put him on an Instagram for the world to have to see so they have to call me.
  • (15) Where Jim Broadbent stands as an inherently warm screen presence, his co-star's image is rather more flinty.
  • (16) Along with a lengthy list of cameos, Girls actor Gaby Hoffmann and Party Down star Martin Starr appear as former Neptune High classmates new to the Veronica Mars universe.
  • (17) Mimics are stars and the country’s finest impersonators have their own television shows.
  • (18) While ITV1's Harry Hill and the final series of BBC1's Gavin and Stacey will stay put, Sky1 did manage to secure US drama House, starring Hugh Laurie, from Channel Five, paying an estimated £500,000 an episode.
  • (19) Olympic games are a competition between countries, but here spectators can freely choose which star to cheer for and unite as one,” said Inoki, a lawmaker in Japan’s upper house who was known as “Burning Fighting Spirit” in the ring.
  • (20) Likewise, Blanchett's co-star Alec Baldwin appeared to call for an end to the public nature of the row, terming Dylan's allegations "this family's personal struggle".