Naphthyl-group
noun, Chemistry.
1.
Also called alpha-naphthyl group, alpha-naphthyl radical. the univalent group C 1 0 H 7 –, having a replaceable hydrogen atom in the first, or alpha, position; 1-naphthyl group.
2.
Also called beta-naphthyl group, beta-naphthyl radical. the univalent group C 1 0 H 7 –, having a replaceable hydrogen atom in the second, or beta, position; 2-naphthyl group.
Read Also:
- Naphtuhim
a Hamitic tribe descended from Mizraim (Gen. 10:13). Others identify this word with Napata, the name of the city and territory on the southern frontier of Mizraim, the modern Meroe, at the great bend of the Nile at Soudan. This city was the royal residence, it is said, of Queen Candace (Acts 8:27). Here there […]
- Napia
National Association of Professional Insurance Agents
- Napier
[ney-pee-er] /ˈneɪ pi ər/ noun, Physics. 1. . [ney-pee-er or for 1–3, nuh-peer] /ˈneɪ pi ər or for 1–3, nəˈpɪər/ noun 1. Sir Charles James, 1782–1853, British general. 2. Also, Neper. John, 1550–1617, Scottish mathematician: inventor of logarithms. 3. Robert Cornelis [kawr-nee-lis] /kɔrˈni lɪs/ (Show IPA), (1st Baron Napier of Magdala) 1810–90, English field marshal. […]
- Napier-grass
noun 1. a tall, leafy grass, Pennisetum purpureum, native to Africa, grown as a forage plant.
- Napier-Hastings
[ney-pee-er-hey-stingz] /ˈneɪ pi ərˈheɪ stɪŋz/ noun 1. a seaport on E North Island, in New Zealand.