(medicine, virology) Medical research that alters an organism or disease in a way that increases pathogenesis, transmissibility, or host range.

plural of gain-of-function research

If one takes no risks, one will not gain any benefits.

Alternative form of a penny saved is a penny earned

An individual's wealth can easily be lost.

Some people's misfortune is other people's fortune.

Alternative form of what you lose on the swings you gain on the roundabouts

(UK) There are both gains and losses in life; you win some, you lose some.

(transitive, formal) To say something in contradiction to.

A neutral light grey colour.