diff --git a/package.json b/package.json
index 221842f8..784257be 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,7 @@
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
     "react-icons": "^4.2.0",
+    "react-responsive": "^9.0.0-beta.4",
     "url-loader": "^4.1.1"
   },
   "browserslist": {
diff --git a/src/components/WikiDetail/DetailFullSize.tsx b/src/components/WikiDetail/DetailFullSize.tsx
new file mode 100644
index 00000000..6e6d01cc
--- /dev/null
+++ b/src/components/WikiDetail/DetailFullSize.tsx
@@ -0,0 +1,11 @@
+import React from 'react';
+import { WikiWord } from '../../types';
+
+type DetailFullSizeProps = {
+  selectedWord: WikiWord | null;
+  onClose: () => void;
+};
+
+export default function DetailFullSize({ onClose }: DetailFullSizeProps) {
+  return <>DetailFullSize</>;
+}
diff --git a/src/components/WikiDetail/DetailModal.tsx b/src/components/WikiDetail/DetailModal.tsx
new file mode 100644
index 00000000..c010e5f8
--- /dev/null
+++ b/src/components/WikiDetail/DetailModal.tsx
@@ -0,0 +1,86 @@
+import React from 'react';
+import styled from '@emotion/styled';
+import { WikiWord } from '../../types';
+
+type DetailModalProps = {
+  selectedWord: WikiWord | null;
+  onClose: () => void;
+};
+
+export default function DetailModal({
+  selectedWord,
+  onClose,
+}: DetailModalProps) {
+  const { name, description, content } = selectedWord;
+
+  return (
+    <Dimmed onClick={() => onClose()}>
+      <Modal
+        onClick={e => {
+          e.stopPropagation();
+        }}
+      >
+        <DetailHeader>
+          <DetailTitle>{name}</DetailTitle>
+        </DetailHeader>
+        <Description>{description}</Description>
+        {content && (
+          <>
+            <Line />
+            <Content>{content}</Content>
+          </>
+        )}
+      </Modal>
+    </Dimmed>
+  );
+}
+
+const Dimmed = styled.div`
+  position: fixed;
+  z-index: 100;
+  left: 0;
+  top: 0;
+  width: 100%;
+  height: 100vh;
+  background-color: rgba(0, 0, 0, 0.6);
+`;
+
+const Modal = styled.div`
+  background-color: #ffffff;
+  position: fixed;
+  top: 50%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+  max-width: 800px;
+  min-width: 500px;
+  padding: 40px;
+  border-radius: 12px;
+  box-shadow: rgba(0, 0, 0, 0.28) 0 8px 28px;
+  overflow: hidden;
+`;
+
+const DetailHeader = styled.header`
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 1rem;
+
+  svg {
+    font-size: 1.5rem;
+  }
+`;
+
+const DetailTitle = styled.h2`
+  margin-bottom: 0;
+`;
+
+const Description = styled.div`
+  font-weight: 500;
+`;
+
+const Line = styled.div`
+  border-top: 1px solid var(--ifm-color-gray-300);
+  margin: 20px 0 30px;
+`;
+
+const Content = styled.div``;
diff --git a/src/components/WikiDetail/index.tsx b/src/components/WikiDetail/index.tsx
new file mode 100644
index 00000000..27698f92
--- /dev/null
+++ b/src/components/WikiDetail/index.tsx
@@ -0,0 +1,38 @@
+import React, { useEffect } from 'react';
+import { useMediaQuery } from 'react-responsive';
+import DetailModal from './DetailModal';
+import DetailFullSize from './DetailFullSize';
+import { WikiWord } from '../../types';
+
+type WikiDetailInnerProps = WikiDetailProps;
+
+function WikiDetailInner({ selectedWord, onClose }: WikiDetailInnerProps) {
+  const isMobile = useMediaQuery({
+    query: '(max-width: 500px)',
+  });
+
+  useEffect(() => {
+    return () => {
+      // Todo: Clean State
+    };
+  }, []);
+
+  return isMobile ? (
+    <DetailFullSize onClose={onClose} selectedWord={selectedWord} />
+  ) : (
+    <DetailModal onClose={onClose} selectedWord={selectedWord} />
+  );
+}
+
+type WikiDetailProps = {
+  selectedWord: WikiWord | null;
+  onClose: () => void;
+};
+
+export default function WikiDetail({ selectedWord, onClose }: WikiDetailProps) {
+  return (
+    selectedWord && (
+      <WikiDetailInner onClose={onClose} selectedWord={selectedWord} />
+    )
+  );
+}
diff --git a/src/components/WikiTable/WikiTable.tsx b/src/components/WikiTable/WikiTable.tsx
index 4e38d02c..de2da93c 100644
--- a/src/components/WikiTable/WikiTable.tsx
+++ b/src/components/WikiTable/WikiTable.tsx
@@ -1,16 +1,26 @@
-import React, { useEffect } from 'react';
+import React, { Dispatch, SetStateAction } from 'react';
 
 import WikiTableRow from './WikiTableRow';
 
 import usePagination from '../../hooks/usePagination';
 
-export default function WikiTable({ words = [] }: { words: string[] }) {
+export default function WikiTable({
+  words = [],
+  setSelectedWord,
+}: {
+  words: string[];
+  setSelectedWord: Dispatch<SetStateAction<boolean>>;
+}) {
   const { onPrevious, onNext, currentPage, result, isLastPage, isFirstPage } =
     usePagination({
       source: words,
       offset: 2,
     });
 
+  const handleRowClick = word => {
+    setSelectedWord(word);
+  };
+
   return (
     <>
       <span>{currentPage}</span>
@@ -29,7 +39,11 @@ export default function WikiTable({ words = [] }: { words: string[] }) {
         </thead>
         <tbody>
           {result.map(word => (
-            <WikiTableRow key={word.name} {...word} />
+            <WikiTableRow
+              handleRowClick={() => handleRowClick(word)}
+              key={word.name}
+              {...word}
+            />
           ))}
         </tbody>
       </table>
diff --git a/src/components/WikiTable/WikiTableRow.tsx b/src/components/WikiTable/WikiTableRow.tsx
index 13e8be63..3081ff05 100644
--- a/src/components/WikiTable/WikiTableRow.tsx
+++ b/src/components/WikiTable/WikiTableRow.tsx
@@ -2,9 +2,17 @@ import React from 'react';
 
 import { WikiWord } from '../../types';
 
-export default function WikiTableRow({ name, description }: WikiWord) {
+type WikiWordType = WikiWord & {
+  handleRowClick: () => void;
+};
+
+export default function WikiTableRow({
+  name,
+  description,
+  handleRowClick,
+}: WikiWordType) {
   return (
-    <tr>
+    <tr onClick={handleRowClick}>
       <td>{name}</td>
       <td>{description}</td>
     </tr>
diff --git a/src/pages/wiki/index.js b/src/pages/wiki/index.js
index 5689cfae..4b05b6c9 100644
--- a/src/pages/wiki/index.js
+++ b/src/pages/wiki/index.js
@@ -8,12 +8,15 @@ import WikiSearch from '../../components/WikiSearch';
 import useSearch from '../../hooks/useSearch';
 
 import words from '../../../wiki.json';
+import WikiDetail from '../../components/WikiDetail';
 
 export default function Wiki() {
   const { siteConfig } = useDocusaurusContext();
 
   const [keyword, setKeyword] = useState('');
+  const [selectedWord, setSelectedWord] = useState(null);
   const { result: searchResult, onSearch } = useSearch(words);
+
   useEffect(() => {
     onSearch(keyword);
   }, [keyword]);
@@ -26,7 +29,11 @@ export default function Wiki() {
       <Main className="container">
         <Title>용어사전</Title>
         <WikiSearch value={keyword} onValueChange={setKeyword} />
-        <WikiTable words={searchResult} />
+        <WikiTable words={searchResult} setSelectedWord={setSelectedWord} />
+        <WikiDetail
+          selectedWord={selectedWord}
+          onClose={() => setSelectedWord(null)}
+        />
       </Main>
     </Layout>
   );
diff --git a/src/types/WikiWord.ts b/src/types/WikiWord.ts
index 660ed1c8..03f54d7a 100644
--- a/src/types/WikiWord.ts
+++ b/src/types/WikiWord.ts
@@ -1,4 +1,5 @@
 export type WikiWord = {
   name: string;
   description: string;
+  content?: string;
 };
diff --git a/yarn.lock b/yarn.lock
index 7feb4b4b..791d74f2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3434,6 +3434,11 @@ css-loader@^5.1.1:
     schema-utils "^3.0.0"
     semver "^7.3.5"
 
+css-mediaquery@^0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/css-mediaquery/-/css-mediaquery-0.1.2.tgz#6a2c37344928618631c54bd33cedd301da18bea0"
+  integrity sha1-aiw3NEkoYYYxxUvTPO3TAdoYvqA=
+
 css-minimizer-webpack-plugin@^3.0.1:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/css-minimizer-webpack-plugin/-/css-minimizer-webpack-plugin-3.0.2.tgz#8fadbdf10128cb40227bff275a4bb47412534245"
@@ -5328,6 +5333,11 @@ human-signals@^2.1.0:
   resolved "https://registry.yarnpkg.com/human-signals/-/human-signals-2.1.0.tgz#dc91fcba42e4d06e4abaed33b3e7a3c02f514ea0"
   integrity sha512-B4FFZ6q/T2jhhksgkbEW3HBvWIfDW85snkQgawt07S7J5QXTk6BkNV+0yAeZrM5QpMAdYlocGoljn0sJ/WQkFw==
 
+hyphenate-style-name@^1.0.0:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/hyphenate-style-name/-/hyphenate-style-name-1.0.4.tgz#691879af8e220aea5750e8827db4ef62a54e361d"
+  integrity sha512-ygGZLjmXfPHj+ZWh6LwbC37l43MhfztxetbFCoYTM2VjkIUpeHgSNn7QIyVFj7YQ1Wl9Cbw5sholVJPzWvC2MQ==
+
 iconv-lite@0.4.24:
   version "0.4.24"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
@@ -6299,6 +6309,13 @@ markdown-escapes@^1.0.0:
   resolved "https://registry.yarnpkg.com/markdown-escapes/-/markdown-escapes-1.0.4.tgz#c95415ef451499d7602b91095f3c8e8975f78535"
   integrity sha512-8z4efJYk43E0upd0NbVXwgSTQs6cT3T06etieCMEg7dRbzCbxUCK/GHlX8mhHRDcp+OLlHkPKsvqQTCvsRl2cg==
 
+matchmediaquery@^0.3.0:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/matchmediaquery/-/matchmediaquery-0.3.1.tgz#8247edc47e499ebb7c58f62a9ff9ccf5b815c6d7"
+  integrity sha512-Hlk20WQHRIm9EE9luN1kjRjYXAQToHOIAHPJn9buxBwuhfTHoKUcX+lXBbxc85DVQfXYbEQ4HcwQdd128E3qHQ==
+  dependencies:
+    css-mediaquery "^0.1.2"
+
 mdast-squeeze-paragraphs@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/mdast-squeeze-paragraphs/-/mdast-squeeze-paragraphs-4.0.0.tgz#7c4c114679c3bee27ef10b58e2e015be79f1ef97"
@@ -7563,7 +7580,7 @@ prompts@^2.4.1:
     kleur "^3.0.3"
     sisteransi "^1.0.5"
 
-prop-types@^15.5.0, prop-types@^15.6.2, prop-types@^15.7.2:
+prop-types@^15.5.0, prop-types@^15.6.1, prop-types@^15.6.2, prop-types@^15.7.2:
   version "15.7.2"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.7.2.tgz#52c41e75b8c87e72b9d9360e0206b99dcbffa6c5"
   integrity sha512-8QQikdH7//R2vurIJSutZ1smHYTcLpRWEOlHnzcWHmBYrOGUysKwSsrC89BCiFj3CbrfJ/nXFdJepOVrY1GCHQ==
@@ -7797,6 +7814,16 @@ react-loadable@^5.5.0:
   dependencies:
     prop-types "^15.5.0"
 
+react-responsive@^9.0.0-beta.4:
+  version "9.0.0-beta.4"
+  resolved "https://registry.yarnpkg.com/react-responsive/-/react-responsive-9.0.0-beta.4.tgz#90c1f1a4048971497ca9795068af6803eabc0ddb"
+  integrity sha512-jQSs5kIi38T39Ku98r8s75jM6JAaNEeVrHPHTrL2EYWuv8nusV3KRQcZZ4VlfwndIRedxmpb4T8FXA9ltlCFiw==
+  dependencies:
+    hyphenate-style-name "^1.0.0"
+    matchmediaquery "^0.3.0"
+    prop-types "^15.6.1"
+    shallow-equal "^1.2.1"
+
 react-router-config@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/react-router-config/-/react-router-config-5.1.1.tgz#0f4263d1a80c6b2dc7b9c1902c9526478194a988"
@@ -8478,6 +8505,11 @@ shallow-clone@^3.0.0:
   dependencies:
     kind-of "^6.0.2"
 
+shallow-equal@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/shallow-equal/-/shallow-equal-1.2.1.tgz#4c16abfa56043aa20d050324efa68940b0da79da"
+  integrity sha512-S4vJDjHHMBaiZuT9NPb616CSmLf618jawtv3sufLl6ivK8WocjAo58cXwbRV1cgqxH0Qbv+iUt6m05eqEa2IRA==
+
 shebang-command@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"