plural of reaction mixture

(embryology) A reaction that manifests during fertilization, when the sperm cell coalesces with the egg's plasma membrane; this prevents entry of a second sperm

plural of reaction GIF

A short animated GIF used to convey one's physical or emotional response to someone or something on the Internet.

Initialism of Horner-Wadsworth-Emmons reaction.

A chemical reaction of an aldehyde or ketone with a triphenyl phosphonium ylide to give an alkene and triphenylphosphine oxide.

Wood that forms (in a woody plant) in response to gravity, which differs from normal wood in ways that give it additional strength so that a branch (etc) can resist bending downward or breaking.

(medicine, biology) an immunological reaction in which a noncytotropic antibody combines with a specific antigen on the surface of a cell

(military, euphemistic) The bombing of enemy targets, ostensibly in self-defense.

fuel for nuclear energy