Hydroponics and Ingathering

Hydroponics noun - A technique of growing plants (without soil) in water containing dissolved nutrients.

Ingathering and hydroponics are semantically related. In some cases you can use "Ingathering" instead a noun "Hydroponics".

Ingathering noun - A body of people come together in one place.

Hydroponics and ingathering are semantically related. Sometimes you can use "Hydroponics" instead a noun "Ingathering".