sinus node

ˈsaɪnəs noʊd

Definition

Definition of sinus node - Reverso English Dictionary

Noun

organ

TECH.

small heart structure that starts electrical signals for heartbeat

TECH.

The sinus node controls the rhythm of your heartbeat.
Damage to the sinus node caused irregular pulses.
A cardiologist examined his sinus node function.

cardiac pacemaker

SA node

sinoatrial node

Add a suggestion |

Feedback:

Expressions with sinus

sinus infection

infection of the air spaces around the nose causing pain and congestion

Her doctor prescribed antibiotics for a severe sinus infection.

sinus headache

headache from congestion or infection in sinuses

She took medicine for her sinus headache.

frontal sinus

pair of air-filled spaces in the frontal bone above the eyes

The frontal sinus can become infected and cause headaches.

paranasal sinus

air cavities in facial bones next to the nasal passages

Inflammation can block a paranasal sinus and cause facial pain.

carotid sinus

enlarged area in carotid artery that helps control blood pressure

The carotid sinus helps regulate your blood pressure.

cavernous sinus

large venous sinus in the cranial cavity

The doctor examined the cavernous sinus for any abnormalities.

Expressions with node

lymph node

small organ in lymphatic system filtering lymph and fighting infection

The doctor checked her lymph node for swelling.

root node

top element in a tree structure that has no parent element

In this directory tree, the root node represents the main folder.

child node

element directly below another element in a hierarchical structure

Each child node in the tree stores a single character.

ascending node

point in orbit crossing ecliptic plane northward

The satellite reached its ascending node at noon.

atrioventricular node

node in the heart transmitting impulses to ventricles

The atrioventricular node plays a crucial role in heart rhythm.

descending node

point where an orbit crosses a plane heading toward the south

The satellite passed the descending node of its orbit..

Heberden's node

hard swelling in finger joints from osteoarthritis

The doctor diagnosed her with Heberden's nodes on her fingers.

leaf node

node in a tree with no children

The algorithm processes each leaf node separately.

mucocutaneous lymph node syndrome

disease causing fever and rash in children

The doctor diagnosed the child with mucocutaneous lymph node syndrome.

node lambda

serverless function executed in Node.js environment

The node lambda executed the code without a server.

Terms with sinus node included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.

sick sinus syndrome

medical

heart rhythm disorder due to sinus node malfunction

sinus rhythm

medical

normal heart rhythm starting from the sinus node

View all translations of sinus node

✨Click below to see the appropriate translations facing each meaning.

French:nœud sinusal, ...
German:Sinusknoten, ...
Italian:nodo del seno, ...
Spanish:nódulo sinusal, ...
Portuguese:nódulo sinusal, ...
Chinese:窦房结, ...
Japanese:洞結節, ...
Arabic:العُقْدَة الجَيْبِيَّة, ...
Hebrew:קוֹד הַלֵּב, ...
Russian:синусовый узел, ...
Ukrainian:синусовий вузол, ...
Hindi:साइनस नोड, ...
Bengali:সাইনাস নোড, ...
Catalan:nòdul sinusal, ...
Czech:sinusový uzel, ...
Danish:sinusknude, ...
Dutch:sinusknoop, ...
Greek:φλεβόκομβος, ...
Hungarian:szinuszcsomó, ...
Khmer:ថ្នាំងស៊ីណូអាទ្រីយ៉ាល់, ...
Korean:동방결절, ...
Persian:گره سینوسی, ...
Polish:węzeł zatokowy, ...
Portuguese (BR):nódulo sinoatrial, ...
Romanian:nodul sinusal, ...
Swedish:sinusknutan, ...
Thai:โหนดไซนัส, ...
Turkish:sinüs düğümü, ...
Vietnamese:nút xoang, ...

Browse the dictionary entries starting with “s”:

Discover how Reverso redefines the dictionary

Go beyond “simple words”

100,000 expressions & idioms Understand any expression you come across: from corporate jargon like 💬 touch base or ↩️ circle back to everyday expressions such as 🌊 out of the blue or 🦆 lame duck, as well as idioms like 🍲 spill the beans and 🐎 hold your horses.

40,000 images When you search for a concrete noun or object, images help you grasp the meaning at a glance. Try searching for 🧵 puppytooth, 🎠 merry-go-round, ⚜️ fleur-de-lys, or 💤 bunk bed.

Informal language & slang Everyday conversations are packed with informal expressions and slang. Meanings are clearly tagged, so you'll always know when a word is casual. Look up hangry (😋 hungry + 😡 angry), 😎 rizz, 🕹️ noob, or 🔑 low-key.

Abbreviations & acronyms Quickly decode modern abbreviations and acronyms. Go from IDK to OMG in seconds and stay up to date with popular abbreviations such as 🐐 GOAT, 📜 tl;dr, 👀 POV, or 🖥️ AFK.

Regional usage (US / UK) Reverso highlights regional differences between American and British English. You’ll never have to wonder where a word is commonly used: try lift vs. elevator, courgette vs. zucchini, or popular British slang like dodgy or banter. What’s more, when you search for 'color', you’ll immediately see its British counterpart, 'colour'.

Get more than a simple definition

Translations for each meaning View translations alongside each meaning to see how a word is translated in each context. Simply toggle translations ON and choose among 25+ languages. You can also display the translation of definitions or examples into your native language to deepen your understanding.

Synonyms & related words by meaning View synonyms and related words for each meaning, not just for the word as a whole. This helps you choose the most accurate word for your context. Click the

icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.

Multiple examples for every meaning Each meaning comes with three real-life examples to show you how the word is used in different contexts. Click the

icon next to the first example to see two additional options and learn to use new vocabulary naturally.

Go from understanding to mastery

Save words for later review Click the

icon to save words you want to revisit. You can also save a specific meaning by clicking on the

icon next to it. For example, you might want to save the word “table” as a verb, which means “to postpone”.

Practice with personalized flashcards Reverso automatically transforms your searches and saved words into personalized flashcards and quizzes, featuring high-quality audio and usage examples. This helps you transform terms you only recognize into words you actually use confidently.

Learn with Netflix, YouTube, and your favorite texts With Reverso Chrome extension, transform movies, TV shows, articles, or song lyrics into an interactive lesson. Look up words and expressions in one click on any website and learn with your favorite content.