1.
pure, innocent, unsullied
Free from impurity, corruption, or worldly taint. Used to describe a state of purity, whether of a person's character, a child's innocence, or spiritual cleanliness.
子どもの無垢な笑顔に癒された。
I was comforted by the child's innocent smile.
彼女は無垢な心の持ち主だ。
She is a person with a pure heart.
赤ちゃんの無垢な瞳を見ていると、世の中の煩わしさを忘れる。
Looking into a baby's innocent eyes, I forget the troubles of the world.
2.
solid, pure (material)
Made of a single, unblended material with no coating or veneer. Used in woodworking and materials to mean solid wood or pure material.
この床は無垢の木材を使っている。
This floor uses solid wood.
無垢材は合板より高いが、質感がいい。
Solid wood is more expensive than plywood, but the texture is better.
無垢の木で作った家具は年月とともに味わいが増す。
Furniture made of solid wood develops more character over the years.
GRAMMAR:
Used as a noun and as a na-adjective (無垢な). Also commonly used with の as a modifier: 無垢の木 (solid wood).
ETYMOLOGY:
Originally a Buddhist term meaning free from worldly defilement. 無 (without) + 垢 (dirt/impurity).
COMMON COLLOCATIONS:
- 無垢な笑顔: innocent smile
- 無垢な心: pure heart
- 無垢材: solid wood material
- 純白無垢: pure white and unsullied (often used for bridal imagery)