Kalmar “Gelechia” tana nufin rarrabuwar haraji da ake amfani da ita a fannin ilmin halitta, wanda ke haɗa nau’in halittu iri ɗaya tare. na ƙanana, sau da yawa asu masu launi. Kalmar “Gelechia” ta samo asali ne daga kalmar Helenanci “geleche”, ma’ana “murna” ko “dariya”, wanda ke nuni zuwa ga wasan wasa, da tashin hankali na wadannan asu.Saboda haka, “Gelechia”. " yana nufin tara harajin asu a cikin dangin Gelechiidae, wanda ke da ƙanƙanta da kamanninsu masu launi, kuma suna da sunan kalmar Helenanci don "murna" ko "dariya".