triatomic

[ trahy-uh-tom-ik ]

adjective

, Chemistry.

1. having three atoms in a molecule.
2. having three replaceable hydrogen atoms.
3. having three replaceable hydroxyl groups.

triatomic

/ ˌtraɪəˈtɒmɪk /

adjective

1. chem having three atoms in the molecule

Derived Forms

• ˌtriaˈtomically, adverb

Other Words From

• tria·tomi·cal·ly adverb

Word History and Origins

Origin of triatomic¹

First recorded in 1860–65; tri- + atomic

Example Sentences

Farallon Capital Management, Triatomic Capital and Franklin Resources Inc were among the large investors that added positions in Twitter Inc over the third quarter, benefiting when Elon Musk's $44 billion acquisition of the social media company closed in October, securities filings released on Monday showed.

From Reuters

Triatomic, meanwhile, put on a new position by buying 40,000 shares after not owning any stake in the company the quarter before.

From Reuters

On the inside, they all contain a triatomic compound of two hydrogens and an oxygen, in liquid form, odorless, colorless, essentially flavorless: one substance, key to life, with packaging options for all.

From The New Yorker

Now the same team that made that discovery has confirmed another one of Efimov's predictions — a second, 'excited' energy state for these fragile triatomic molecules3.

From Nature

Triatomic, trī-a-tom′ik, adj. consisting of three atoms: trivalent.

From Project Gutenberg