noun
nutritionally complete food; meal replacement
Refers to a food product or meal designed to supply all essential nutrients, often used in contexts like space food, emergency rations, or modern meal replacements.
宇宙飛行士は完全食で栄養を補給する。
Astronauts get their nutrition from nutritionally complete food.
忙しい朝は完
On busy mornings, I sometimes just have a meal replacement.