PURPOSE: A composition containing thyme essential oil for a sterilizing a space is provided to ensure antibacterial effect to various microorganisms and to be applied as an antibacterial aromatic agent.CONSTITUTION: A composition for sterilizing a space contains 0.001-99 wt% of thyme essential oil. The thyme essential oil has an antibacterial effect against Escherichia coli, Staphylococcus sp., Bacillus sp., and Candida sp. The composition is manufactured in the form of liquid, suspension, aromatic water, aerosol, ointment, or matrix gel. The composition is used by direct spraying or fumigation. The effective quantity of the composition is 295ml/m^3.COPYRIGHT KIPO 2013본 발명은 높은 휘발성을 가지며 지속적으로 발향하여 주변에 존재하는 다양한 미생물에 대한 항균 효과를 가져 항균 방향제 등으로 적용할 수 있는 타임(Thyme) 정유를 포함하는 것을 특징으로 하는 공간 살균용 조성물에 관한 것이다.