| biannual | (adj) ที่เกิดขึ้นสองครั้งต่อปี, Syn. semiannual |
| biannual |
| Biannual | a. [ Pref. bi- + annual. ] Occurring twice a year; half-yearly; semiannual. [ Webster 1913 Suppl. ] |
| biannually | (adv) twice a year, Example: we hold our big sale biannually |
| zweimal jährlich | zweimal im Jahr | biannual | biyearly [Add to Longdo] |