dump truck vs tipper lorry

dump truck and tipper lorry both are nouns.

Word	Noun	Adjective	Verb	Adverb
dump truck	Yes	No	No	No
tipper lorry	Yes	No	No	No

As nouns, dump truck and tipper lorry are synonyms defined as:

dump truck and tipper lorry: truck whose contents can be emptied without handling; the front end of the platform can be pneumatically raised so that the load is discharged by gravity

Other synonyms of dump truck include dumper, tip truck, tipper, tipper truck.

dump truck (noun)	tipper lorry (noun)
truck whose contents can be emptied without handling; the front end of the platform can be pneumatically raised so that the load is discharged by gravity	truck whose contents can be emptied without handling; the front end of the platform can be pneumatically raised so that the load is discharged by gravity