3 files changed, 19 insertions, 0 deletions
diff --git a/src/definitions/definitions.ts b/src/definitions/definitions.ts
index 092c73a2..3ec795f7 100644
--- a/src/definitions/definitions.ts
+++ b/src/definitions/definitions.ts
@@ -12,6 +12,7 @@ import type { LoremDefinitions } from './lorem';
 import type { MusicDefinitions } from './music';
 import type { NameDefinitions } from './name';
 import type { PhoneNumberDefinitions } from './phone_number';
+import type { ScienceDefinitions } from './science';
 import type { SystemDefinitions } from './system';
 import type { VehicleDefinitions } from './vehicle';
 import type { WordDefinitions } from './word';
@@ -39,6 +40,7 @@ export interface Definitions {
   music: MusicDefinitions;
   name: NameDefinitions;
   phone_number: PhoneNumberDefinitions;
+  science: ScienceDefinitions;
   system: SystemDefinitions;
   vehicle: VehicleDefinitions;
   word: WordDefinitions;
diff --git a/src/definitions/index.ts b/src/definitions/index.ts
index 7341e241..03a68852 100644
--- a/src/definitions/index.ts
+++ b/src/definitions/index.ts
@@ -19,6 +19,7 @@ export type { LoremDefinitions } from './lorem';
 export type { MusicDefinitions } from './music';
 export type { NameDefinitions, NameTitleDefinitions } from './name';
 export type { PhoneNumberDefinitions } from './phone_number';
+export type { ScienceDefinitions } from './science';
 export type {
   SystemDefinitions,
   SystemMimeTypeEntryDefinitions,
diff --git a/src/definitions/science.ts b/src/definitions/science.ts
new file mode 100644
index 00000000..dbe35f4f
--- /dev/null
+++ b/src/definitions/science.ts
@@ -0,0 +1,16 @@
+import type { ChemicalElement, Unit } from '../modules/science';
+import type { LocaleEntry } from './definitions';
+
+/**
+ * The possible definitions related to science.
+ */
+export type ScienceDefinitions = LocaleEntry<{
+  /**
+   * Some science units.
+   */
+  unit: readonly Unit[];
+  /**
+   * Some periodic table element informtion.
+   */
+  chemicalElement: readonly ChemicalElement[];
+}>;