diff --git a/meta_info/meta_dictionary/elastic.meta_dictionary.json b/meta_info/meta_dictionary/elastic.meta_dictionary.json
index 9458e15d86c717c5964083fcec911f4d244dde22..38bf6cabf44e56d9581414b89f7598ef40c2926d 100644
--- a/meta_info/meta_dictionary/elastic.meta_dictionary.json
+++ b/meta_info/meta_dictionary/elastic.meta_dictionary.json
@@ -115,10 +115,10 @@
       "meta_dimension_symbolic":"x_elastic_number_of_deformations"
     }]
   },{
-    "meta_name":"x_elastic_fitting_parameters_polinomial_order",
+    "meta_name":"x_elastic_fitting_parameters_polynomial_order",
     "meta_type":"type-value",
     "meta_description":[
-      "polinomial order used to fit the Energy vs. volume curve and to calculate the ",
+      "polynomial order used to fit the Energy vs. volume curve and to calculate the ",
       "elastic constants"],
     "meta_parent_section":"x_elastic_section_fitting_parameters",
     "meta_data_type":"int",
@@ -248,9 +248,9 @@
     "meta_parent_section":"x_elastic_section_strain_diagrams",
     "meta_data_type":"int"
   },{
-    "meta_name":"x_elastic_strain_diagram_polinomial_fit_order",
+    "meta_name":"x_elastic_strain_diagram_polynomial_fit_order",
     "meta_type":"type-value",
-    "meta_description":"Order of the polinomial fit",
+    "meta_description":"Order of the polynomial fit",
     "meta_parent_section":"x_elastic_section_strain_diagrams",
     "meta_data_type":"int"
   },{
@@ -266,7 +266,7 @@
     "meta_type":"type-value",
     "meta_description":[
       "Kind of strain diagram. Possible values are: energy; Lagrangian-stress; ",
-      "Physical-stress; cross-validation (cross-validation error); d2E (second ",
+      "Physical-stress; cross-validation (cross-validation error); d2e (second ",
       "derivative of the energy with respect to the strain); dtn (first derivative of ",
       "the stress with respect to the strain)"],
     "meta_parent_section":"x_elastic_section_strain_diagrams",
@@ -275,7 +275,7 @@
     "meta_name":"x_elastic_strain_diagram_values",
     "meta_type":"type-value",
     "meta_description":[
-      "Values of the energy(units:J)/d2E(units:Pa)/cross-validation (depending on the ",
+      "Values of the energy(units:J)/d2e(units:Pa)/cross-validation (depending on the ",
       "value of x_elastic_strain_diagram_type)"],
     "meta_parent_section":"x_elastic_section_strain_diagrams",
     "meta_data_type":"float",
diff --git a/meta_info/meta_dictionary/exciting.meta_dictionary.json b/meta_info/meta_dictionary/exciting.meta_dictionary.json
index 4a56f55498925ab70dca1c5f339f0cc04feca8a5..cd65d22dd1c792dae947928286f73d4c029fd6a7 100644
--- a/meta_info/meta_dictionary/exciting.meta_dictionary.json
+++ b/meta_info/meta_dictionary/exciting.meta_dictionary.json
@@ -1381,6 +1381,122 @@
       "spectrum"],
     "meta_parent_section":"section_method",
     "meta_data_type":"boolean"
+  },{
+    "meta_name":"x_exciting_xs_bse_epsilon_energies",
+    "meta_type":"type-value",
+    "meta_description":"Energies of the dielectric function epsilon",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }],
+    "meta_units":"J"
+  },{
+    "meta_name":"x_exciting_xs_bse_epsilon_im",
+    "meta_type":"type-value",
+    "meta_description":[
+      "Imaginary part of the dielectric function ",
+      "epsilon"],
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_epsilon_re",
+    "meta_type":"type-value",
+    "meta_description":"Real part of the dielectric function epsilon",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_exciton_amplitude_im",
+    "meta_type":"type-value",
+    "meta_description":"Imaginary part of the transition amplitude",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_excitons"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_exciton_amplitude_re",
+    "meta_type":"type-value",
+    "meta_description":"Real part of the transition amplitude",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_excitons"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_exciton_binding_energies",
+    "meta_type":"type-value",
+    "meta_description":"Exciton binding energies",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_excitons"
+    }],
+    "meta_units":"J"
+  },{
+    "meta_name":"x_exciting_xs_bse_exciton_energies",
+    "meta_type":"type-value",
+    "meta_description":"Exciton energies",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_excitons"
+    }],
+    "meta_units":"J"
+  },{
+    "meta_name":"x_exciting_xs_bse_exciton_oscillator_strength",
+    "meta_type":"type-value",
+    "meta_description":"Exciton oscillator strength",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_excitons"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_loss",
+    "meta_type":"type-value",
+    "meta_description":"Loss function",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_loss_energies",
+    "meta_type":"type-value",
+    "meta_description":"Energies of the loss function",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }],
+    "meta_units":"J"
   },{
     "meta_name":"x_exciting_xs_bse_number_of_bands",
     "meta_type":"type-value",
@@ -1395,6 +1511,28 @@
     "meta_dimension":[{
       "meta_dimension_fixed":4
     }]
+  },{
+    "meta_name":"x_exciting_xs_bse_number_of_components",
+    "meta_type":"type-value",
+    "meta_description":[
+      "Number of independent components in the dielectric ",
+      "tensor"],
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"int"
+  },{
+    "meta_name":"x_exciting_xs_bse_number_of_energy_points",
+    "meta_type":"type-value",
+    "meta_description":[
+      "Energy mesh for the dielectric function, conductivity and loss ",
+      "function"],
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"int"
+  },{
+    "meta_name":"x_exciting_xs_bse_number_of_excitons",
+    "meta_type":"type-value",
+    "meta_description":"Total number of excitons",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"int"
   },{
     "meta_name":"x_exciting_xs_bse_rgkmax",
     "meta_type":"type-value",
@@ -1442,6 +1580,42 @@
       "averaged"],
     "meta_parent_section":"section_method",
     "meta_data_type":"string"
+  },{
+    "meta_name":"x_exciting_xs_bse_sigma_energies",
+    "meta_type":"type-value",
+    "meta_description":"Energies of the conductivity function sigma",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }],
+    "meta_units":"J"
+  },{
+    "meta_name":"x_exciting_xs_bse_sigma_im",
+    "meta_type":"type-value",
+    "meta_description":[
+      "Imaginary part of the conductivity function ",
+      "sigma"],
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }]
+  },{
+    "meta_name":"x_exciting_xs_bse_sigma_re",
+    "meta_type":"type-value",
+    "meta_description":"Real part of the conductivity function sigma",
+    "meta_parent_section":"section_single_configuration_calculation",
+    "meta_data_type":"float",
+    "meta_dimension":[{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_components"
+    },{
+      "meta_dimension_symbolic":"x_exciting_xs_bse_number_of_energy_points"
+    }]
   },{
     "meta_name":"x_exciting_xs_bse_type",
     "meta_type":"type-value",