Definition of O2. Meaning of O2. Synonyms of O2

Here you will find one or more explanations in English for the word O2. Also in the bottom left of the page several parts of wikipedia pages related to the word O2 and, of course, O2 synonyms and on the right images related to the word O2.

Definition of O2

O2
Chromophore Chro"mo*phore, n. [Gr. ? color + ? to bear.] (Chem.) Any chemical group or residue (as NO2; N2; or O2) which imparts some decided color to the compound of which it is an ingredient.

Meaning of O2 from wikipedia

- free dictionary. O2, O-2, o2, O2, O2, O2− or O2+ may refer to: O2 or dioxygen, the common allotrope of the chemical element oxygen O2−, the ion oxide O−2...
- O2 (typeset as O2) is a global brand name owned by the Spanish telecommunications company Telefónica. The company uses the O2 brand for its subsidiaries...
- 14″N 0°0′11.22″E / 51.5028167°N 0.0031167°E / 51.5028167; 0.0031167 The O2 (formerly known as the Millennium Dome) is a large entertainment district...
- Earth's atmospheric oxygen (see Occurrence). O2 has a bond length of 121 pm and a bond energy of 498 kJ/mol. O2 is used by complex forms of life, such as...
- O2+ may refer to: Dioxygenyl (O+ 2) Doubly ionized oxygen (O2+ ) This set index page lists chemical structure articles ****ociated with the same molecular...
- The O2 Arena, commonly known as The O2, is a multi-purpose indoor arena in the centre of The O2 entertainment district on the Greenwich Peninsula in southeast...
- trading as O2 (stylised as O2), is a British telecommunications services provider, headquartered in Reading, England which operates under the O2 brand. It...
- telecommunications provider in Ireland that traded under the O2 brand (typeset as O2). O2 Ireland was previously called Esat Digifone when it was owned...
- O2 Slovakia, s.r.o. is a provider of mobile service in Slovakia. O2 started as Telefónica in Slovakia with commercial services on 2 February 2007 with...
- O2 is an entry-level Unix workstation introduced in 1996 by Silicon Graphics, Inc. (SGI) to replace their earlier Indy series. Like the Indy, the O2 uses...