sodium, Na, atomic number
(noun) a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
Source: WordNet® 3.1
na (not comparable)
(obsolete) Not.
(obsolete) No.
na
(Geordie) No.
(colloquial) No.
Abbreviations.
na
(linguistics) Abbreviation of noun animate.
na
nanoamp
• -an, A/N, AN, An, a(n), an, an', an-
NA (plural NAs)
Initialism of nerve agent.
NA
Initialism of Narcotics Anonymous.
NA (not comparable)
(ethnicity) Initialism of Native American.
• -an, A/N, AN, An, a(n), an, an', an-
Source: Wiktionary
30 November 2023
(noun) a breathing apparatus used for resuscitation by forcing oxygen into the lungs of a person who has undergone asphyxia or arrest of respiration
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
