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1. potassium-argon_dating
noun. geological dating that relies on the proportions of radioactive potassium in a rock sample and its decay product, argon.
Synonyms
Rhymes with Penicillin V Potassium
3. penicillin
noun. ['ˌpɛnəˈsɪlən'] any of various antibiotics obtained from Penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases.
Synonyms
4. potassium
noun. ['pəˈtæsiːəm'] a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite.
Synonyms
Antonyms
5. V
noun. a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it.
6. V
8. V
noun. a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite.