偽ぎ妊にん娠しんぎにんしんMeanings1nounfalse pregnancy; pseudocyesismedicine›Medical term for a condition where a person believes they are pregnant and may show physical signs, but no fetus is present. Also called 想像妊娠.See also: 想像妊娠偽ぎ妊にん娠しんは、実