steelyard vs beam scale

steelyard and beam scale both are nouns.

Word	Noun	Adjective	Verb	Adverb
steelyard	Yes	No	No	No
beam scale	Yes	No	No	No

As nouns, steelyard and beam scale are synonyms defined as:

steelyard and beam scale: a portable balance consisting of a pivoted bar with arms of unequal length

Other synonyms of steelyard include lever scale.

steelyard (noun)	beam scale (noun)
a portable balance consisting of a pivoted bar with arms of unequal length	a portable balance consisting of a pivoted bar with arms of unequal length