脱だつ離り反はん応のう

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Meanings

1

noun

elimination reaction

chemistry

A chemical reaction where a molecule loses atoms or groups, often forming a double bond. Technical term used in organic chemistry.

脱undress, removing, escape from

離detach, separation, disjoin

反anti-

応apply, answer, yes

付ふ加か反はん応のう
Addition reaction, the opposite of elimination, where atoms are added to a molecule.
置ち換かん反はん応のう
Substitution reaction, where one group is replaced by another, rather than simply removed.

Compound of 脱離 (elimination, detachment) and 反応 (reaction). A direct calque of the English term 'elimination reaction'.