Ba a samun kalmar “biradially” a mafi yawan ƙamus na ƙamus, amma an samo ta ne daga lafazin “biradial” wanda ke bayyana wani abu da aka tsara ko aka samar da shi a cikin jirage ko gatari guda biyu. Ana amfani da wannan kalma sau da yawa a cikin ilmin halitta don kwatanta tsari mai ma'ana na sifofi ko gabobin da ke kusa da axis na tsakiya, kamar a cikin ma'auni na radial na starfish ko jellyfish. Gabaɗaya, "bi-" yana nufin biyu kuma "radial" yana nufin tsarin da ya shimfiɗa waje a kowane wuri daga tsakiya ko axis. Saboda haka, ana iya amfani da "biradially" don bayyana wani tsari ko al'amari da ke faruwa a cikin jiragen sama ko kwatance guda biyu.