Englishfor English speakers
younger
—
adjective
(= jr.)
used of the younger of two persons of the same name especially used to distinguish a son from his father
John Junior
John Smith, Jr.
patent
Noun
—
A patent is a way of protecting an invention from being stolen.
—
Thomas Edison had over 2000 patents.
patent
Verb
—
To patent means to get a patent on an invention
Thomas Edison patented the light bulb and the phonograph.