Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: a genus of large North American gilled aquatic salamanders (family Proteidae) which are used as laboratory animals
: a salamander of the genus Necturus
Resources for necturus
Comments on necturus
What made you want to look up necturus? Please tell us where you read or heard it (including the quote, if possible).
one that holds something together
Get Word of the Day daily email!
Words from Greek and Roman Mythology Quiz
Test your knowledge - and maybe learn something along the way.
Test Your Knowledge - and learn some interesting things along the way.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Getting a hold on two similar words.
These words mean what?
When adjectives drift into noun territory
Notes on a new Halloween classic
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
A mythological/etymological mashup!
Words to improve your Scrabble game
Build a city of skyscrapers—one synonym at a time.