noun, noun which may take the genitive case particle 'no'
one layer; single layer
Describes something consisting of a single layer, not doubled or folded. Often used as a noun or with の to modify another noun.
This cloth is a single layer and thin.
With a single-layer curtain, light leaks through.
Only when written 単
Abbreviation of 単衣 (ひとえぎぬ). Refers to a kimono without a lining, typically worn in summer. Usually written as 単.
See also: 単物 · 単衣 (ひとえぎぬ)
In summer, an unlined kimono is cool.
single-edged eyelid; eyelid without a crease
Abbreviation of 一重まぶた. Refers to an upper eyelid that lacks a visible crease, common in East Asian eyes. Often used in beauty and cosmetic contexts.
See also: 一重まぶた
She is researching makeup to turn single-edged eyelids into double-edged ones.
単弁 is the precise botanical term for a monopetalous flower, whereas 一重 is used more loosely in general descriptions of flowers.
二重 means a double layer or double-edged eyelid, the direct opposite of 一重's single-layer or single-edged sense.
一重 describes a single layer or single-petaled flower, directly opposite to the multilayered or double-flowered sense of 八重.
一重 means a single layer, the direct opposite of the many-layered image in 九重.
一重 describes something single-layered or unfolded once, the opposite of 三重, which describes something folded or layered three times.