素食
Meanings
1
usual diet; habitual food
Refers to the food one normally eats, as opposed to a special or restricted diet. Often used in contrast with 精進料理 or 病食.
He didn't change his usual diet even while sick.
2
vegetarian food; vegetarian diet
Specifically a diet that excludes meat and fish. Can refer to the food itself or the dietary practice.
She started a vegetarian diet for her health.