osmometer

noun

os·mom·e·ter äz-ˈmä-mə-tər

äs-

: an apparatus for measuring osmotic pressure

osmometric

ˌäz-mə-ˈme-trik

ˌäs-

adjective

osmometry

äz-ˈmä-mə-trē

noun

Word History

Etymology

osmosis + -meter

First Known Use

1854, in the meaning defined above

Time Traveler

The first known use of osmometer was in 1854

See more words from the same year

Browse Nearby Words

osmolarity

osmometer

osmond

See all Nearby Words

Cite this Entry

Style

“Osmometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osmometer. Accessed 13 Mar. 2025.

Copy Citation

Medical Definition

osmometer

noun

os·mom·e·ter äz-ˈmäm-ət-ər, äs-

: an apparatus for measuring osmotic pressure

osmometric

ˌäz-mə-ˈme-trik, ˌäs-

adjective

More from Merriam-Webster

Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.

Can you solve 4 words at once?

Word of the Day

curfew

See Definitions and Examples »

Get Word of the Day daily email!

Popular in Grammar & Usage

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

'Affect' vs. 'Effect'

What's the difference between 'fascism' and 'socialism'?

More Commonly Misspelled Words

Words You Always Have to Look Up

Popular in Wordplay

13 Unusually Long English Words

9 Superb Owl Words

8 Words with Fascinating Histories

8 Words for Lesser-Known Musical Instruments

Birds Say the Darndest Things

Popular Features

osmometer

noun

Word History

Browse Nearby Words

Cite this Entry

Medical Definition

More from Merriam-Webster on osmometer