CONTAINER CAPABLE OF BEING CONNECTED BOTH VERTICALLY AND HORIZONTALLY

Disclosed is a container capable of being coupled horizontally and vertically at a time. The container includes a main body having a receiving space defined therein and an opening; and a cover covering the opening of the main body. The main body has a rib divided into at least two parts and protruding along an edge portion of a lower surface thereof, and a groove portion defined between the at least two parts of the rib, the cover has, in a surface thereof, at least two track-shaped coupling grooves into which a rib of a main body of another container having the same shape as the rib of the main body of the container is inserted and which are spaced apart from each other, and has a track-shaped airtight groove defined in an edge portion of an opposite surface of the cover in a size which allows the coupling grooves to be put therein, an edge of the opening of the main body is inserted into the airtight groove, and a spaced portion defined between two track-shaped coupling grooves of a cover of another container having the same shape as the cover of the container is inserted into, or adjacent edge portions of covers of two different containers which are disposed adjacent to each other are inserted into the groove portion of the rib of the main body of the container.