noun, plural Hawkeyes.
a native or inhabitant of Iowa (used as a nickname).
a dark-blue chatoyant quartz formed by the silicification of crocidolite, used for ornamental purposes.
Compare (def 1).
a dark blue variety of the mineral crocidolite: a semiprecious gemstone
[hawk-ahyd] /ˈhɔkˌaɪd/ adjective 1. having very keen sight: a hawk-eyed guard. adjective 1. having extremely keen sight 2. vigilant, watchful, or observant: hawk-eyed scrutiny
noun 1. Iowa (used as a nickname).
[haw-king] /ˈhɔ kɪŋ/ noun 1. the sport of hunting with or other birds of prey; falconry. [haw-king] /ˈhɔ kɪŋ/ noun 1. Stephen William, born 1942, English mathematician and theoretical physicist. [hawk] /hɔk/ noun 1. any of numerous birds of prey of the family Accipitridae, having a short, hooked beak, broad wings, and curved talons, often […]
- Hawking radiation
noun 1. (astronomy) the emission of particles by a black hole. Pairs of virtual particles in the intense gravitational field around a black hole may live long enough for one to move outward when the other is pulled into the black hole, making it appear that the black hole is emitting radiation Hawking radiation A […]