Yin Collection, Upper Volume
Radical: Child (zǐ)
Kangxi Strokes: 5
Page 277, Entry 14
Ancient script.
Tang Rhymes (Tangyun), Collected Rhymes (Jiyun), Rhyme Compendium (Yunhui), and Correct Rhymes (Zhengyun) state the pronunciation is ying (falling tone).
Shuowen Jiezi states: To carry a child.
Book of Changes (Yijing), Gradual Hexagram: A woman is pregnant but does not give birth.
Records of the Grand Historian (Shiji), Annals of Zhou: Jiang Yuan saw the footprint of a giant and wished to step in it; upon stepping in it, her body stirred as if pregnant.
Book of Rites (Liji), Suburban Offering Ritual: Do not consume pregnant livestock. Commentary: Pregnant means carrying a child.
Record of Music (Yueji): Creatures with feathers brood and hatch; creatures with fur are pregnant and raise their young.
Also written interchangeably as ying.
Guanzi, Chapter on the Four Seasons: In spring they gestate and nurture, in summer they grow and develop.
Collected Rhymes (Jiyun) notes it is sometimes written as a variant or another variant form.