source: Equivalent Exchange | Anime Amino

SAME, SELFSAME, VERY, IDENTICAL, EQUIVALENT, EQUAL mean not different or not differing from one another.

SAME may imply and SELFSAME always implies that the things under consideration are one thing and not two or more things.

e.g. took the same route derived from the selfsame source

VERY, like SELFSAME, may imply identity, or, like SAME may imply likeness in kind.

e.g. the very point I was trying to make

IDENTICAL may imply selfsameness or suggest absolute agreement in all details.

e.g. identical results

EQUIVALENT implies amounting to the same thing in worth or significance.

e.g. two houses equivalent in market value

EQUAL implies being identical in value, magnitude, or some specified quality.

e.g. equal shares in the business

equal in value, amount, function, meaning, etc.:

«…と» 同量［同価値, 同等］で, 等しい; 同義で «to»

e.g. one unit is equivalent to one glass of wine.

predicative (equivalent to) having the same or a similar effect as:

«…に/…することに» 相当［対応］する «to/to doing»

e.g. some regulations are equivalent to censorship.

Mathematics belonging to the same equivalence class.

〘数〙 等積の; 対等の

a person or thing that is equal to or corresponds with another in value, amount, function, meaning, etc.:

«…と» 同量［同価値, 同等］のもの; «…に» 相当するもの; 対応する言葉 «of, to, for»

e.g. the French equivalent of the FBI.

(also equivalent weight) Chemistry the mass of a particular substance that can combine with or displace one gram of hydrogen or eight grams of oxygen, used in expressing combining powers, especially of elements.

〘化〙 当量(equivalent weight)

equivalently adverb

late Middle English (describing persons who were equal in power or rank): via Old French from late Latin aequivalent- ‘being of equal worth’, from the verb aequivalere, from aequi- ‘equally’ + valere ‘be worth’.