Illegal vs. Legal

Difference Between Illegal and Legal
Illegaladjective
Contrary to or forbidden by law, especially criminal law.
This is illegal, you know!Nearly 40 million people live in UK areas with illegal air pollutiontheir illegal mining operations in Asia, Africa and elsewhere, are protected by officials and police paid to look the other way – and powerful customers in the construction industry who prefer not to ask too many questions.Legaladjective
Relating to the law or to lawyers.
legal professionIllegaladjective
Forbidden by established rules.
Moving a pawn backward is an illegal move in chess.Legaladjective
Having its basis in the law.
legal precedentIllegaladjective
Totally fictitious, and often issued on behalf of a non-existent territory or country.
Legaladjective
Being allowed or prescribed by law.
legal motionIllegaladjective
Being or doing something illegally.
illegal immigrant;illegal logger;illegal pilotLegaladjective
(informal) Above the age of consent or the legal drinking age.
Illegaladjective
Being an illegal immigrant; residing in a country illegally.
Legalnoun
The legal department of a company.
Legal wants this in writing.Illegalnoun
(obsolete) An illegal act or technique.
Legalnoun
Paper in sheets 8½ in × 14 in (215.9 mm × 355.6 mm).
Illegalnoun
Contraband, esp. illegal substances such as drugs.
Legalnoun
(countable) A spy who is attached to, and ostensibly employed by, an embassy, military outpost, etc.
Illegalnoun
An illegal immigrant.
Legaladjective
established by or founded upon law or official or accepted rules
Illegalnoun
(espionage) A spy working abroad illegally and undercover, without visible ties to his or her country’s authorities.
Legaladjective
of or relating to jurisprudence;
legal loopholeIllegaladjective
prohibited by law or by official or accepted rules;
an illegal chess moveLegaladjective
having legal efficacy or force;
a sound title to the propertyLegaladjective
relating to or characteristic of the profession of law;
the legal professionLegaladjective
allowed by official rules;
a legal pass receiver