mainstem

ˈmeɪnstɛm

Definition

Definition of mainstem - Reverso English Dictionary

Noun

structure

Rare

the main part of a system or structure

Rare

The mainstem of the network connects all the branches.

core

trunk

river

TECH.

principal watercourse of a river system

TECH.

The mainstem of the river flooded after heavy rains.

Add a suggestion |

Feedback:

Images of mainstem

principal watercourse of a river system

Origin of mainstem

English, main (primary) + stem (central part)

Examples of mainstem in a sentence

Engineers focused on the mainstem to improve the system's efficiency.
The mainstem supports diverse aquatic life.
Navigation is easier on the mainstem of the river.

View all translations of mainstem

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

French:axe principal, cours principal, ...
German:Hauptstamm, Hauptstrom, ...
Italian:tronco principale, corso principale, ...
Spanish:tronco principal, cauce principal, ...
Portuguese:tronco principal, curso principal, ...
Chinese:主干, 干流, ...
Japanese:中枢, 本流, ...
Arabic:الجذع الرئيسي, مَجْرًى رَئِيسِي, ...
Hebrew:גֶּזַע, נָתִיב רָאשִׁי, ...
Russian:главная часть, главный поток, ...
Ukrainian:основна частина, головне русло, ...
Hindi:मुख्य भाग, मुख्य धारा, ...
Bengali:প্রধান শাখা, প্রধান প্রবাহ, ...
Catalan:tronc principal, curs principal, ...
Czech:páteř, hlavní tok, ...
Danish:hovedstamme, hovedløb, ...
Dutch:hoofddeel, hoofdstroom, ...
Greek:κύριος κορμός, κύρια κοίτη, ...
Hungarian:főág, főmeder, ...
Khmer:ផ្នែកស្នូល, ដងទន្លេមេ, ...
Korean:주요 부분, 본류, ...
Persian:بخش اصلی, رودخانه اصلی, ...
Polish:główna część, główne koryto rzeki, ...
Portuguese (BR):tronco principal, curso principal, ...
Romanian:partea principală, curs principal, ...
Swedish:huvuddel, huvudfåra, ...
Thai:ส่วนหลัก, ทางน้ำหลัก, ...
Turkish:ana yapı, ana kol, ...
Vietnamese:phần chính, dòng chính, ...

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.