A dental curable composite material comprising (a) one or more compound(s) of the structure Q - [ n - X] o which are not free-radically polymerizable during the curing with the constituents (b), wherein, here and hereinafter: - Q is a polyalicyclic tricyclic structural element wherein one, two or more of the hydrogen atoms not substituted by Y n - X substituents in this tricyclic structural element Q are optionally replaced by alkyl groups (preferably C1-C4-alkyl), alkoxy groups (preferably C1-C4-alkoxy), halogen atoms (preferably F) or trifluoromethyl groups; - Y is methylene (-CH 2 -); - n = 0 or 1; - X is -O-Z, -N- 2, -NH-Z, -O-C(=O)-Z, -C(=O)-O-Z, -O-C(=O)-NH-Z, -NH-C(=O)-O-Z, -NH-C(=O)-NH-Z, -C(=O)-NH-Z, -NH-C(=O)-Z, -C(=O)-N- 2, -N- -C(=O)-Z, -O-C(=O)-N -C(=O)-NH-Z, -NH-C(=O)-N -C(=O)-NH-Z, -N(C(=O)-NH-Z) 2, -C(=O)-N -C(=O)-NH-Z, -N(C(=O)-NH-Z)(C(=O)-Z), -N(C(=O)-NH-Z) (C(=O)-O-Z), wherein the bond arranged on the left in each formula is closer to the structural element Q and wherein X is selected such that Z has a minimum number of atoms, - Z is an organic radical having at least one carbon atom, and different Z may be different, - o = 2, 3, 4, and (b) further constituents selected from the group consisting of (b-1) one or more different monomer(s), preferably selected from the group consisting of (meth)acrylates, (b-2) one or more fillers, (b-3) one or more photoinitiator (s) and/or one or more initiator(s) for chemical curing, (b-4) optionally one or more polymerization inhibitor(s), and (b-5) optionally one or more solvents, wherein (a) is 0.5 to 10% by weight, (b-1) is 5 to 90% by weight (b-2) is 1 to 85% by weight, (b-3) is 0.05 to 8% by weight, (b-4) is 0 to 1% by weight, (b-5) is 0 to 85% by weight. (a) one or more compound(s) of the structure Q - [ n - X] o which are not free-radically polymerizable during the curing with the constituents (b), wherein, here and hereinafter: - Q is a polyalicyclic tricyclic structural element wherein one, two or more of the hydrogen atoms not substituted by Y n - X substituents in this tricyclic structural element Q are optionally replaced by alkyl groups (preferably C1-C4-alkyl), alkoxy groups (preferably C1-C4-alkoxy), halogen atoms (preferably F) or trifluoromethyl groups; - Y is methylene (-CH 2 -); - n = 0 or 1; - X is -O-Z, -N- 2, -NH-Z, -O-C(=O)-Z, -C(=O)-O-Z, -O-C(=O)-NH-Z, -NH-C(=O)-O-Z, -NH-C(=O)-NH-Z, -C(=O)-NH-Z, -NH-C(=O)-Z, -C(=O)-N- 2, -N- -C(=O)-Z, -O-C(=O)-N -C(=O)-NH-Z, -NH-C(=O)-N -C(=O)-NH-Z, -N(C(=O)-NH-Z) 2, -C(=O)-N -C(=O)-NH-Z, -N(C(=O)-NH-Z)(C(=O)-Z), -N(C(=O)-NH-Z) (C(=O)-O-Z), wherein the bond arranged on the left in each formula is closer to the structural element Q and wherein X is selected such that Z has a minimum number of atoms, - Z is an organic radical having at least one carbon atom, and different Z may be different, - o = 2, 3, 4, and - Q is a polyalicyclic tricyclic structural element wherein one, two or more of the hydrogen atoms not substituted by Y n - X substituents in this tricyclic structural element Q are optionally replaced by alkyl groups (preferably C1-C4-alkyl), alkoxy groups (preferably C1-C4-alkoxy), halogen atoms (preferably F) or trifluoromethyl groups; - Y is methylene (-CH 2 -); - n = 0 or 1; - X is -O-Z, -N- 2, -NH-Z, -O-C(=O)-Z, -C(=O)-O-Z, -O-C(=O)-NH-Z, -NH-C(=O)-O-Z, -NH-C(=O)-NH-Z, -C(=O)-NH-Z, -NH-C(=O)-Z, -C(=O)-N- 2, -N- -C(=O)-Z, -O-C(=O)-N -C(=O)-NH-Z, -NH-C(=O)-N -C(=O)-NH-Z, -N(C(=O)-NH-Z) 2, -C(=O)-N -C(=O)-NH-Z, -N(C(=O)-NH-Z)(C(=O)-Z), -N(C(=O)-NH-Z) (C(=O)-O-Z), wherein the bond arranged on the left in each formula is closer to the structural element Q and wherein X is selected such that Z has a minimum number of atoms, - Z is an organic radical having at least one carbon atom, and different Z may be different, - o = 2, 3, 4, (b) further constituents selected from the group consisting of (b-1) one or more different monomer(s), preferably selected from the group consisting of (meth)acrylates, (b-2) one or more fillers, (b-3) one or more photoinitiator (s) and/or one or more initiator(s) for chemical curing, (b-4) optionally one or more polymerization inhibitor(s), and (b-5) optionally one or more solvents, wherein (a) is 0.5 to 10% by weight, (b-1) is 5 to 90% by weight (b-2) is 1 to 85% by weight, (b-3) is 0.05 to 8% by weight, (b-4) is 0 to 1% by weight, (b-5) is 0 to 85% by weight. (b-1) one or more different monomer(s), preferably selected from the group consisting of (meth)acrylates, (b-2) one or more fillers, (b-3) one or more photoinitiator (s) and/or one or more initiator(s) for chemical curing, (b-4) optionally one or more polymerization inhibitor(s), and (b-5) optionally one or more solvents, (a) is 0.5 to 10% by weight, (b-1) is 5 to 90% by weight (b-2) is 1 to 85% by weight, (b-3) is 0.05 to 8% by weight, (b-4) is 0 to 1% by weight, (b-5) is 0 to 85% by weight.