hydrogenate

(chemistry) hydrogenation; hydride

(organic chemistry, biochemistry) fatty acid

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

chemistry (branch of natural science)

experiment

change into, transform

(chemistry) arsine