Semantic chynge (kent as semantic shift, semantic progression, semantic development, an semantic drift an aw) is a form o leid chynge regairdin the evolution o wird uisage—fir ordinar tae the pynt that the modren meanin is verra different frae the oreiginal uissage. In diachronic linguistics, semantic chynge is a chynge in ane o the meanins o a wird. Ilka wird haes sindry senses an connotations, that kin be eikit, remuived, or altert ower time, aften tae the extent that cognates athort space an time hiv verra different meanins. The studyin o semanteec chynge is pairt o etymology, onomasiology, semasiology, an semanteecs.