Launches vs Introduces - What's the difference?

As verbs the difference between launches and introduces

is that launches is third-person singular of launch while introduces is third-person singular of introduce.

is plural of lang=en.

(head)

(head)

(launch)

(head)

(introduce)

* ----

(introduc)

(of people) To cause (someone) to be acquainted (with someone else).

To make (something or someone) known by formal announcement or recommendation.

To add (something) to a system, a mixture, or a container.

To bring (something) into practice.

* {{quote-magazine, date=2013-10-05, volume=409, issue=8856, magazine=(The Economist)

, title= The widening gyre , passage=First introduced in Letchworth Garden City in 1909, the roundabout