螺母

Traditional form:

螺母

Pinyin (reading):

luómǔ

Definitions:

• nut (female component of nut and bolt)

Characters:

• 螺 - spiral shell, conch; spiral
• 母 - mother; female elders; female

Traditional characters:

• 螺 - spiral shell, conch; spiral
• 母 - mother; female elders; female