| 1 | general relativity | GR | 471 | 40 | 2.00201 | 1604.08564,1604.07213,etc |
| 2 | cosmic microwave background | CMB | 319 | 25 | 1.002797 | 1604.07213,1604.02632,etc |
| 3 | gravitational wave | GW | 646 | 20 | 2.012312 | 1604.02072,1604.03445,etc |
| 4 | friedmann robertson walker | FRW | 85 | 18 | 1.000891 | 1604.03934,1604.08032,etc |
| 5 | equation of state | EoS | 204 | 15 | 2.001856 | 1604.08032,1604.03445,etc |
| 6 | dark energy | DE | 296 | 14 | 1.004258 | 1604.03934,1604.08564,etc |
| 7 | anti de sitter | AdS | 217 | 13 | 1.002379 | 1604.08203,1604.03363,etc |
| 8 | black hole | BH | 532 | 12 | 2.009215 | 1604.03445,1604.03958,etc |
| 9 | dark matter | DM | 321 | 11 | 2.003777 | 1604.03934,1604.08564,etc |
| 10 | null energy condition | NEC | 113 | 10 | 2.003455 | 1604.08032,1604.02913,etc |
| 11 | standard model | SM | 94 | 7 | 2.00252 | 1604.08564,1604.03120,etc |
| 12 | loop quantum cosmology | LQC | 102 | 7 | 2.002389 | 1604.08129,1604.03828,etc |
| 13 | friedmann lema^{i}tre robertson walker | FLRW | 26 | 7 | 1.000493 | 1604.02632,1604.07330,etc |
| 14 | ultraviolet | UV | 44 | 7 | 1.002023 | 1604.03872,1604.05739,etc |
| 15 | de sitter | dS | 233 | 7 | 2.002154 | 1604.02266,1604.03120,etc |
| 16 | weak energy condition | WEC | 113 | 7 | 2.004184 | 1604.02913,1604.01013,etc |
| 17 | friedmann lema^tre robertson walker | FLRW | 20 | 6 | 1.00079 | 1604.06947,1604.06824,etc |
| 18 | arnowitt deser misner | ADM | 24 | 6 | 1.000441 | 1604.01396,1604.06932,etc |
| 19 | infrared | IR | 55 | 5 | 2.003938 | 1604.02121,1604.00390,etc |
| 20 | friedmann lema^itre robertson walker | FLRW | 28 | 5 | 2.000565 | 1604.03973,1604.06908,etc |
| 21 | electromagnetic | EM | 70 | 5 | 2.001124 | 1604.03445,1604.06668,etc |
| 22 | cold dark matter | CDM | 53 | 5 | 2.001009 | 1604.02448,1604.07330,etc |
| 23 | binary black hole | BBH | 99 | 5 | 1.003949 | 1604.02513,1604.03958,etc |
| 24 | signal to noise ratio | SNR | 28 | 5 | 1.000955 | 1604.02513,1604.07845,etc |
| 25 | large scale structure | LSS | 34 | 5 | 2.000838 | 1604.05297,1604.06908,etc |
| 26 | power spectral density | PSD | 29 | 4 | 2.001105 | 1604.02072,1604.02513,etc |
| 27 | effective field theory | EFT | 33 | 4 | 1.002964 | 1604.08038,1604.07330,etc |
| 28 | friedmann lemaitre robertson walker | FLRW | 36 | 4 | 1.000393 | 1604.03503,1604.00899,etc |
| 29 | grand unified theory | GUT | 24 | 4 | 2.001288 | 1604.00468,1604.06088,etc |
| 30 | general theory of relativity | GR | 25 | 4 | 1.000455 | 1604.01001,1604.00951,etc |
| 31 | wheeler dewitt | WDW | 16 | 4 | 2.000773 | 1604.03580,1604.03036,etc |
| 32 | national research foundation | NRF | 5 | 4 | 1.000279 | 1604.06908,1604.01157,etc |
| 33 | vacuum expectation value | VEV | 90 | 4 | 2.003232 | 1604.03120,1604.02995,etc |
| 34 | equivalence principle | EP | 65 | 4 | 2.004387 | 1604.00809,1604.08514,etc |
| 35 | strong energy condition | SEC | 16 | 4 | 2.000448 | 1604.01013,1604.05306,etc |
| 36 | quantum field theory | QFT | 19 | 4 | 1.000278 | 1604.02138,1604.04000,etc |
| 37 | renormalization group | RG | 72 | 4 | 2.002283 | 1604.02138,1604.02041,etc |
| 38 | post newtonian | PN | 121 | 4 | 2.008622 | 1604.08253,1604.05810,etc |
| 39 | loop quantum gravity | LQG | 43 | 4 | 2.000747 | 1604.08199,1604.06023,etc |
| 40 | gravitational waves | GW | 84 | 3 | 2.007881 | 1604.02384,1604.03013,etc |
| 41 | short gamma ray burst | SGRB | 11 | 3 | 1.000391 | 1604.03445,1604.06668,etc |
| 42 | baryon acoustic oscillations | BAO | 22 | 3 | 2.001566 | 1604.02632,1604.07680,etc |
| 43 | newman penrose | NP | 31 | 3 | 2.001812 | 1604.07764,1604.05638,etc |
| 44 | einstein telescope | ET | 7 | 3 | 1.000268 | 1604.02513,1604.08285,etc |
| 45 | newton cartan | NC | 50 | 3 | 2.003591 | 1604.08711,1604.08054,etc |
| 46 | einstein yang mills | EYM | 50 | 3 | 1.005193 | 1604.01137,1604.05012,etc |
| 47 | wentzel kramers brillouin | WKB | 13 | 3 | 1.001079 | 1604.02140,1604.00820,etc |
| 48 | parametrized post newtonian | PPN | 17 | 3 | 1.001586 | 1604.01396,1604.06668,etc |
| 49 | supersymmetry | SUSY | 5 | 3 | 1.000137 | 1604.02995,1604.01440,etc |
| 50 | quasinormal mode | QNM | 61 | 3 | 2.00318 | 1604.08285,1604.07845,etc |
| 51 | quantum electrodynamics | QED | 11 | 3 | 2.000747 | 1604.02545,1604.06217,etc |
| 52 | unimodular gravity | UG | 15 | 3 | 1.002544 | 1604.07263,1604.06760,etc |
| 53 | laser interferometer gravitational wave observatory | LIGO | 86 | 3 | 2.003656 | 1604.01989,1604.01456,etc |