diff --git a/packages/components/src/components/SquiggleChart.tsx b/packages/components/src/components/SquiggleChart.tsx
index 235a4cee..be65d425 100644
--- a/packages/components/src/components/SquiggleChart.tsx
+++ b/packages/components/src/components/SquiggleChart.tsx
@@ -7,8 +7,8 @@ import {
   squiggleExpression,
   bindings,
   samplingParams,
-  parameters,
-  defaultParameters,
+  jsImports,
+  defaultImports,
   defaultBindings,
 } from "@quri/squiggle-lang";
 import { NumberShower } from "./NumberShower";
@@ -154,7 +154,7 @@ export interface SquiggleChartProps {
   /** Bindings of previous variables declared */
   bindings?: bindings;
   /** JS imported parameters */
-  parameters?: parameters;
+  imports?: jsImports;
 }
 
 const ChartWrapper = styled.div`
@@ -170,19 +170,14 @@ export const SquiggleChart: React.FC<SquiggleChartProps> = ({
   onChange = () => {},
   height = 60,
   bindings = defaultBindings,
-  parameters = defaultParameters,
+  imports = defaultImports,
   width = NaN,
 }: SquiggleChartProps) => {
   let samplingInputs: samplingParams = {
     sampleCount: sampleCount,
     xyPointLength: outputXYPoints,
   };
-  let expressionResult = run(
-    squiggleString,
-    bindings,
-    samplingInputs,
-    parameters
-  );
+  let expressionResult = run(squiggleString, bindings, samplingInputs, imports);
   let internal: JSX.Element;
   if (expressionResult.tag === "Ok") {
     let expression = expressionResult.value;
diff --git a/packages/components/src/components/SquiggleEditor.tsx b/packages/components/src/components/SquiggleEditor.tsx
index 67f2e73b..697e9426 100644
--- a/packages/components/src/components/SquiggleEditor.tsx
+++ b/packages/components/src/components/SquiggleEditor.tsx
@@ -5,13 +5,14 @@ import { CodeEditor } from "./CodeEditor";
 import styled from "styled-components";
 import type {
   squiggleExpression,
+  samplingParams,
   bindings,
-  parameters,
+  jsImports,
 } from "@quri/squiggle-lang";
 import {
   runPartial,
   errorValueToString,
-  defaultParameters,
+  defaultImports,
   defaultBindings,
 } from "@quri/squiggle-lang";
 import { ErrorBox } from "./ErrorBox";
@@ -39,8 +40,8 @@ export interface SquiggleEditorProps {
   width: number;
   /** Previous variable declarations */
   bindings: bindings;
-  /** JS Imported parameters */
-  parameters: parameters;
+  /** JS Imports */
+  imports: jsImports;
 }
 
 const Input = styled.div`
@@ -62,7 +63,7 @@ export let SquiggleEditor: React.FC<SquiggleEditorProps> = ({
   onChange,
   environment,
   bindings = defaultBindings,
-  parameters = defaultParameters,
+  imports = defaultImports,
 }: SquiggleEditorProps) => {
   let [expression, setExpression] = React.useState(initialSquiggleString);
   return (
@@ -89,7 +90,7 @@ export let SquiggleEditor: React.FC<SquiggleEditorProps> = ({
         environment={environment}
         onChange={onChange}
         bindings={bindings}
-        parameters={parameters}
+        imports={imports}
       />
     </div>
   );
@@ -148,18 +149,29 @@ export interface SquigglePartialProps {
   width: number;
   /** Previously declared variables */
   bindings?: bindings;
-  /** Parameters imported from js */
-  parameters?: parameters;
+  /** Variables imported from js */
+  imports?: jsImports;
 }
 
 export let SquigglePartial: React.FC<SquigglePartialProps> = ({
   initialSquiggleString = "",
   onChange,
   bindings = defaultBindings,
-  parameters = defaultParameters,
+  sampleCount = 1000,
+  outputXYPoints = 1000,
+  imports = defaultImports,
 }: SquigglePartialProps) => {
+  let samplingInputs: samplingParams = {
+    sampleCount: sampleCount,
+    xyPointLength: outputXYPoints,
+  };
   let [expression, setExpression] = React.useState(initialSquiggleString);
-  let squiggleResult = runPartial(expression, bindings);
+  let squiggleResult = runPartial(
+    expression,
+    bindings,
+    samplingInputs,
+    imports
+  );
   if (squiggleResult.tag == "Ok") {
     if (onChange) onChange(squiggleResult.value);
   }
diff --git a/packages/squiggle-lang/__tests__/TS/JS_test.ts b/packages/squiggle-lang/__tests__/TS/JS_test.ts
index 004d715e..76871fc8 100644
--- a/packages/squiggle-lang/__tests__/TS/JS_test.ts
+++ b/packages/squiggle-lang/__tests__/TS/JS_test.ts
@@ -68,13 +68,13 @@ describe("Partials", () => {
   });
 });
 
-describe("Parameters", () => {
+describe("JS Imports", () => {
   test("Can pass parameters into partials and cells", () => {
     let bindings = testRunPartial(`y = $x + 2`, defaultBindings, { x: 1 });
     let bindings2 = testRunPartial(`z = y + $a`, bindings, { a: 3 });
     expect(testRun(`z`, bindings2)).toEqual({
       tag: "number",
-      value: 17,
+      value: 6,
     });
   });
   test("Complicated deep parameters", () => {
diff --git a/packages/squiggle-lang/__tests__/TS/TestHelpers.ts b/packages/squiggle-lang/__tests__/TS/TestHelpers.ts
index 3bbf42d8..d9d8444f 100644
--- a/packages/squiggle-lang/__tests__/TS/TestHelpers.ts
+++ b/packages/squiggle-lang/__tests__/TS/TestHelpers.ts
@@ -4,12 +4,15 @@ import {
   bindings,
   squiggleExpression,
   errorValueToString,
+  defaultImports,
+  defaultBindings,
+  jsImports,
 } from "../../src/js/index";
 
 export function testRun(
   x: string,
-  bindings = {},
-  parameters = {}
+  bindings: bindings = defaultBindings,
+  imports: jsImports = defaultImports
 ): squiggleExpression {
   let squiggleResult = run(
     x,
@@ -18,9 +21,8 @@ export function testRun(
       sampleCount: 1000,
       xyPointLength: 100,
     },
-    parameters
+    imports
   );
-  // return squiggleResult.value
   if (squiggleResult.tag === "Ok") {
     return squiggleResult.value;
   } else {
@@ -34,8 +36,8 @@ export function testRun(
 
 export function testRunPartial(
   x: string,
-  bindings: bindings = {},
-  parameters = {}
+  bindings: bindings = defaultBindings,
+  imports: jsImports = defaultImports
 ): bindings {
   let squiggleResult = runPartial(
     x,
@@ -44,7 +46,7 @@ export function testRunPartial(
       sampleCount: 1000,
       xyPointLength: 100,
     },
-    parameters
+    imports
   );
   if (squiggleResult.tag === "Ok") {
     return squiggleResult.value;
diff --git a/packages/squiggle-lang/src/js/index.ts b/packages/squiggle-lang/src/js/index.ts
index 04d6050a..ce4d9428 100644
--- a/packages/squiggle-lang/src/js/index.ts
+++ b/packages/squiggle-lang/src/js/index.ts
@@ -16,7 +16,7 @@ export type {
   samplingParams,
   errorValue,
   externalBindings as bindings,
-  parameters,
+  jsImports,
 };
 import {
   jsValueToBinding,
@@ -28,7 +28,7 @@ import {
 import { result, resultMap, tag, tagged } from "./types";
 import { Distribution } from "./distribution";
 
-export { Distribution, squiggleExpression, result };
+export { Distribution, squiggleExpression, result, resultMap };
 
 export let defaultSamplingInputs: samplingParams = {
   sampleCount: 10000,
@@ -39,16 +39,16 @@ export function run(
   squiggleString: string,
   bindings?: externalBindings,
   samplingInputs?: samplingParams,
-  parameters?: parameters
+  imports?: jsImports
 ): result<squiggleExpression, errorValue> {
   let b = bindings ? bindings : defaultBindings;
-  let p = parameters ? parameters : defaultParameters;
+  let i = imports ? imports : defaultImports;
   let si: samplingParams = samplingInputs
     ? samplingInputs
     : defaultSamplingInputs;
 
   let result: result<expressionValue, errorValue> =
-    evaluateUsingExternalBindings(squiggleString, mergeParameters(b, p));
+    evaluateUsingExternalBindings(squiggleString, mergeImports(b, i));
   return resultMap(result, (x) => createTsExport(x, si));
 }
 
@@ -57,33 +57,33 @@ export function runPartial(
   squiggleString: string,
   bindings?: externalBindings,
   _samplingInputs?: samplingParams,
-  parameters?: parameters
+  imports?: jsImports
 ): result<externalBindings, errorValue> {
   let b = bindings ? bindings : defaultBindings;
-  let p = parameters ? parameters : defaultParameters;
+  let i = imports ? imports : defaultImports;
 
   return evaluatePartialUsingExternalBindings(
     squiggleString,
-    mergeParameters(b, p)
+    mergeImports(b, i)
   );
 }
 
-function mergeParameters(
+function mergeImports(
   bindings: externalBindings,
-  parameters: parameters
+  imports: jsImports
 ): externalBindings {
-  let transformedParameters = Object.fromEntries(
-    Object.entries(parameters).map(([key, value]) => [
+  let transformedImports = Object.fromEntries(
+    Object.entries(imports).map(([key, value]) => [
       "$" + key,
       jsValueToBinding(value),
     ])
   );
-  return _.merge(bindings, transformedParameters);
+  return _.merge(bindings, transformedImports);
 }
 
-type parameters = { [key: string]: jsValue };
+type jsImports = { [key: string]: jsValue };
 
-export let defaultParameters: parameters = {};
+export let defaultImports: jsImports = {};
 export let defaultBindings: externalBindings = {};
 
 function createTsExport(
@@ -146,4 +146,3 @@ function createTsExport(
       return tag("symbol", x.value);
   }
 }
-