母

Jersey cudweed (species of cottonweed, Gnaphalium affine)

welding base metal; parent metal

base material (in construction, etc.)

mother's side (of the family)

maternal and child health notebook; maternity health record book

base rock; country rock; gangue; host rock; mother rock; parent rock; wall rock

Christianity

mother church; main church

Christianity

church where one was baptized

story of maternal love

Biology

mother cell; metrocyte

pearl oyster

maternal inheritance

generating line

Computing

bus

Pre-noun adjectival (rentaishi)

Mother (as in Mother Earth, Mother Nature, etc.)

Architecture

purlin (structural beam in a roof); purline

main building (of a manor)

central room (in traditional palatial-style architecture)

Law

Maternal Health Act

matriarchy

widowed mother's allowance

matrilineal family

vocalic

Linguistics

vowel harmony

Rare term

ablaut; vowel gradation; apophony

vowel shift

vowel triangle

Mathematics

population mean

mother nucleus

Mathematics

generating function