biannual payment; semiannual payment; semestral payment
Refers to a payment made every half year, such as tuition, insurance premiums, or subscription fees. Often used in financial or academic contexts.
Please pay the tuition in biannual installments.
Paying the insurance premium semiannually makes it a little cheaper.
Standard spelling with okurigana.
Abbreviated spelling without okurigana; seen in some contexts but less common.
Compound of 半年 (half a year) and 払い (payment).