What's the difference between gladiator and retiarius?

Gladiator

Definition:

(n.) Originally, a swordplayer; hence, one who fought with weapons in public, either on the occasion of a funeral ceremony, or in the arena, for public amusement.
(n.) One who engages in any fierce combat or controversy.

Example Sentences:

(1) I found girls who had been pirates, gladiators, I wanted young girls to know they could do whatever was on their mind.” Toksvig, who will leave News Quiz in four weeks’ time, said her political work was now more important than her broadcasting.
(2) In summer there are weekly re-enactments of gladiator fights, and it is also used for plays, concerts and the September Outlook festival .
(3) Of his 13 films, four have been colossal box-office hits - Alien, Thelma & Louise, Hannibal, Gladiator - and one, Blade Runner , is now venerated as a classic.
(4) The fact that players play on through the pain barrier and are celebrated as modern-day gladiators is also ignorance and lack of education.
(5) Scott, the film-maker behind such classics as Blade Runner and Alien , has been nominated three times over the course of his career for Thelma and Louise , Gladiator and Black Hawk Down , but has yet to win a trophy.
(6) Beyond that the similarities end, since Macrinus did not fall out with the emperor's son nor become a gladiator but died a rich man, honoured by his massive mausoleum.
(7) Among the gladiators is charismatic up'n'comer Grado, star of a recent Vice documentary about the UK wrestling scene.
(8) He has been married twice, with two sons by his first marriage, and a daughter by his second, and has recently been going out with Gianina Facio, the Costa Rican actress who played Russell Crowe's wife in Gladiator.
(9) Murphy's law One of Stuart Murphy's first acts when he became Sky1's director of programmes last month was to axe two of the channel's highest profile and highest rating shows: the revamped Gladiators and Don't Forget the Lyrics, hosted by Shane Richie.
(10) They also reveal a lot of filthy gossip about prostitutes and gladiators but, seeing as that is not strictly relevant to the film, interested readers will just have to look it up for themselves.
(11) As he limped round the fringes of the pitch, he was afforded a gladiator's reception.
(12) Orthopaedic surgeons have long had an association with sport, although it is arguable whether Galen who was the first sports medicine doctor, appointed to the Pergamum Gladiators in 157 AD was a surgeon by todays definition.
(13) While this was the product of necessity, Calvo says he now likes this: “I think it makes people ride a bit more slowly and carefully.” These are no UK-style traffic-battling gladiators.
(14) Alien, Blade Runner, Thelma and Louise, Gladiator and Prometheus are just the highlights of Ridley Scott’s directorial career, which stretches back 37 years to The Duellists, released in 1977, and which is about to enter a new chapter with the biblical epic Exodus: Gods and Kings .
(15) The gladiators seem bored, and they need something to do that isn’t related to the White House or B613.
(16) Any appointment would mark something of a coup for director Zack Snyder and studio Warner Brothers, with Phoenix having largely eschewed mainstream roles in favour of arthouse and indie fare since his standout turn as usurper emperor Commodus in 2000's Gladiator.
(17) It wasn’t until Gladiator, in 2000, which fused glistening CGI (computer generated imagery) with old-fashioned Hollywood spectacle, that he found a successful path out of the woods.
(18) But as a number of subsequent apologies would suggest, the disses were a learning curve; Lorde spent the bulk of her early interviews being pushed into the gladiator ring with pretty much every other female pop star on the planet and asked to pass comment for the sake of a headline.
(19) Moore held one arm aloft in the familiar gladiator salute while Hurst was smothered with congratulations.
(20) Gladiator’s success triggered a latter-day predilection for classical and medieval-era epics – Robin Hood and crusades drama Kingdom of Heaven, as well as Gladiator – and Scott now has some claim to being the Cecil B DeMille of the digital era.