An anthracene derivative represented by the following Chemical Formula A: wherein, R 1 to R 5, which are same or different, are each independently a hydrogen or deuterium atom, R is a deuterium atom, n is an integer of 0 to 8, with a hydrogen atom positioned on an aromatic carbon atom which is not substituted with R within the anthracene moiety, L 1, which functions as a linker, is a single bond or a deuterium-substituted or unsubstituted arylene of 6 to 12 carbon atoms; R 12 to R 14, which are same or different, are each independently a hydrogen or deuterium atom, and R 11 is a single bond to the linker L 1 through which the anthracenyl moiety is connected to the 6-membered aromatic rings in the dibenzofuran moiety, and R 15 to R 18, which are same or different, are each independently selected from a hydrogen atom, a deuterium atom, a deuterium-substituted or unsubstituted phenyl, a deuterium-substituted or unsubstituted biphenyl, a deuterium-substituted or unsubstituted terphenyl, a deuterium-substituted or unsubstituted naphthyl, a deuterium-substituted or unsubstituted phenanthryl, and a fluorenyl in which the hydrogens on the carbon atom at position 9 of the fluorenyl can or cannot be substituted with identical or different alkyls of 1 to 5 carbon atoms, and the hydrogens on the carbon atoms of the aromatic rings of the fluorenyl can or cannot be substituted with a deuterium atom, at least one of R 15 to R 18 being selected from a deuterium-substituted or unsubstituted phenyl, a deuterium-substituted or unsubstituted biphenyl, a deuterium-substituted or unsubstituted terphenyl, a deuterium-substituted or unsubstituted naphthyl, a deuterium-substituted or unsubstituted phenanthryl, and a fluorenyl in which the hydrogens on the carbon atom at position 9 of the fluorenyl can or cannot be substituted with identical or different alkyls of 1 to 5 carbon atoms, and the hydrogens on the carbon atoms of the aromatic rings of the fluorenyl can or cannot be substituted with a deuterium atom, wherein the anthracene derivative has a degree of deuteration of 30 % or more (percentages of all deuterium atoms bonded directly to carbon atoms of the anthracene derivative relative to a sum of all deuterium and hydrogen atoms bonded directly to carbon atoms of the anthracene derivative). R 1 to R 5, which are same or different, are each independently a hydrogen or deuterium atom, R is a deuterium atom, n is an integer of 0 to 8, with a hydrogen atom positioned on an aromatic carbon atom which is not substituted with R within the anthracene moiety, L 1, which functions as a linker, is a single bond or a deuterium-substituted or unsubstituted arylene of 6 to 12 carbon atoms; R 12 to R 14, which are same or different, are each independently a hydrogen or deuterium atom, and R 11 is a single bond to the linker L 1 through which the anthracenyl moiety is connected to the 6-membered aromatic rings in the dibenzofuran moiety, and R 15 to R 18, which are same or different, are each independently selected from a hydrogen atom, a deuterium atom, a deuterium-substituted or unsubstituted phenyl, a deuterium-substituted or unsubstituted biphenyl, a deuterium-substituted or unsubstituted terphenyl, a deuterium-substituted or unsubstituted naphthyl, a deuterium-substituted or unsubstituted phenanthryl, and a fluorenyl in which the hydrogens on the carbon atom at position 9 of the fluorenyl can or cannot be substituted with identical or different alkyls of 1 to 5 carbon atoms, and the hydrogens on the carbon atoms of the aromatic rings of the fluorenyl can or cannot be substituted with a deuterium atom, at least one of R 15 to R 18 being selected from a deuterium-substituted or unsubstituted phenyl, a deuterium-substituted or unsubstituted biphenyl, a deuterium-substituted or unsubstituted terphenyl, a deuterium-substituted or unsubstituted naphthyl, a deuterium-substituted or unsubstituted phenanthryl, and a fluorenyl in which the hydrogens on the carbon atom at position 9 of the fluorenyl can or cannot be substituted with identical or different alkyls of 1 to 5 carbon atoms, and the hydrogens on the carbon atoms of the aromatic rings of the fluorenyl can or cannot be substituted with a deuterium atom, wherein the anthracene derivative has a degree of deuteration of 30 % or more (percentages of all deuterium atoms bonded directly to carbon atoms of the anthracene derivative relative to a sum of all deuterium and hydrogen atoms bonded directly to carbon atoms of the anthracene derivative).