A liquid crystal display device comprising: first and second opposing substrates; a liquid crystal layer comprising a liquid crystal composition between the first and second substrates; a plurality of gate lines and data lines arranged in a matrix on the first substrate; thin-film transistors disposed at intersections of the gate lines and the data lines; and pixel electrodes that are driven by the transistors and that comprise a transparent conductive material, each thin-film transistor comprising a gate electrode, an oxide semiconductor layer disposed over the gate electrode with an insulating layer therebetween, and source and drain electrodes electrically connected to the oxide semiconductor layer, wherein the liquid crystal composition comprises: at least one compound selected from the group consisting of compounds represented by general formulas to: wherein R LC31, R LC32, R LC41, R LC42, R LC51, and R LC52 are each independently an alkyl group of 1 to 15 carbon atoms, wherein one or more -CH 2 - groups in the alkyl group are optionally replaced with -O-, -CH=CH-, -CO-, -OCO-, -COO-, or -C≡C- such that no oxygen atoms are directly adjacent to each other, and one or more hydrogen atoms in the alkyl group are optionally replaced with halogen; A LC31, A LC32, A LC41, A LC42, A LC51, and A LC52 are each independently any of the following structures: (wherein one or more -CH 2 - groups in the cyclohexylene group are optionally replaced with oxygen; one or more -CH= groups in the 1,4-phenylene group are optionally replaced with nitrogen; and one or more hydrogen atoms in the structures are optionally replaced with fluorine, chlorine, -CF 3, or-OCF 3); Z LC31, Z LC32, Z LC41, Z LC42, Z LC51, and Z LC51 are each independently a single bond, -CH=CH-, -C≡C-, -CH 2 CH 2 -,-(CH 2) 4 -, -COO-, -OCH 2 -, -CH 2 O-, -OCF 2 -, or -CF 2 O-; Z 5 is -CH 2 -or oxygen; X LC41 is hydrogen or fluorine; m LC31, m LC32, m LC41, m LC42, m LC51, and m LC52 are each independently 0 to 3; and m LC31 + m LC32, m LC41 + m LC42, and m LC51 + m LC52 are each 1, 2, or 3, wherein each occurrence of A LC31 to A LC52 and Z LC31 to Z LC52, if present, may be the same or different; and at least one compound selected from the group consisting of compounds represented by general formulas (II-a) to (II-f): wherein R 19 to R 30 are each independently an alkyl group of 1 to 10 carbon atoms, an alkoxy group of 1 to 10 carbon atoms, or an alkenyl group of 2 to 10 carbon atoms; and X 21 is hydrogen or fluorine. first and second opposing substrates; a liquid crystal layer comprising a liquid crystal composition between the first and second substrates; a plurality of gate lines and data lines arranged in a matrix on the first substrate; thin-film transistors disposed at intersections of the gate lines and the data lines; and pixel electrodes that are driven by the transistors and that comprise a transparent conductive material, each thin-film transistor comprising a gate electrode, an oxide semiconductor layer disposed over the gate electrode with an insulating layer therebetween, and source and drain electrodes electrically connected to the oxide semiconductor layer, wherein the liquid crystal composition comprises: at least one compound selected from the group consisting of compounds represented by general formulas to: