Translation guide
A female reproductive cell that has been cryopreserved for future use, typically in the context of fertility treatment or research.
The standard medical term for a frozen egg cell used in fertility treatments.
The most direct and common medical term for a frozen ovum. Used in clinical settings and fertility discussions.
凍結卵子を用いた体外受精が行われた。
In vitro fertilization using frozen ova was performed.
A slightly shorter variant, still common in medical contexts. '卵' (egg) is more general than '卵子' (ovum).
凍結卵の保存期間は延長可能です。
The storage period for frozen eggs can be extended.
How a non-specialist might refer to a frozen ovum in everyday conversation or news.
A descriptive phrase meaning 'frozen ovum', using the verb 凍結する (to freeze). Natural in non-technical contexts.
彼女は将来のために凍結した卵子を保存している。
She is storing frozen ova for the future.
A more casual version using '卵' (egg). Suitable for general conversation.
凍結した卵を使う治療が増えている。
Treatments using frozen eggs are increasing.
Referring to the process or the eggs themselves when discussing egg freezing as a choice.
Refers to the procedure of egg freezing, but can also imply the frozen eggs themselves. Very common in media.
卵子凍結を選択する女性が増えている。
More women are choosing egg freezing.
卵子 (ranshi) specifically means 'ovum' or 'egg cell' in a biological/medical sense. 卵 (tamago/ran) can mean 'egg' in general (including chicken eggs). In medical contexts, 卵子 is preferred. In casual speech, 卵 is often used but may be ambiguous.