1 a of food : grown or made without the use of artificial chemicals
organic vegetables
Is this broccoli certified organic? (=has the government said that it was grown without the use of artificial chemicals?)
1 b : not using artificial chemicals
organic farming/methods
She’s an organic gardener.
2 : of, relating to, or obtained from living things
organic materials/matter/substances
organic fertilizers
3 a (more organic; most organic) : having different parts that work together well
He thinks of the city not as a collection of different neighborhoods but as an organic whole.
3 b (more organic; most organic) : forming an important part of something
This neighborhood is an organic part of the city.
4 (more organic; most organic) : happening or developing in a slow and natural way
The company has gone through a period of steady organic growth in recent years.
5 (more organic; most organic) somewhat formal : having a curving form similar to the shapes found in nature
I like the organic lines of his architecture.
His architecture is very organic.
6 medical : of or relating to the organs of the body
an organic disease
organic illness
— organically adverb
This farm specializes in organically grown food.
Her opinions grew organically from her observations.