de ionized
21de-ionized water — Water from which impurities have been removed by a special process and used for topping up batteries …
22hydrogen ion — ionized hydrogen of the form H+, found in aqueous solutions of all acids. [1895 1900] * * * ▪ chemistry strictly, the nucleus of a hydrogen atom separated from its accompanying electron. The hydrogen nucleus is made up of a particle… …
23nuclear radiation — ionized radiation whose source is in the process of atomic splitting or nuclear fission …
24Ion Engine — Ionized atoms, such as cesium atoms, are accelerated to high velocity in an electrostatic field, and allowed to escape from the rear of the engine. This type of engine can reach high velocity. In 1998 a satellite using an Ion Engine was… …
The writer's dictionary of science fiction, fantasy, horror and mythology
25Solar Electric Engine — Ionized atoms, such as cesium atoms, are accelerated to high velocity in an electrostatic field, and allowed to escape from the rear of the engine. This type of engine can reach high velocity. In 1998 a satellite using an Ion Engine was… …
The writer's dictionary of science fiction, fantasy, horror and mythology
26nebula — nebular, adj. /neb yeuh leuh/, n., pl. nebulae / lee , luy /, nebulas. 1. Astron. a. Also called diffuse nebula. a cloud of interstellar gas and dust. Cf. dark nebula, emission nebula, reflection nebula …
27star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …
28plasma — plasmatic /plaz mat ik/, plasmic, adj. /plaz meuh/, n. 1. Anat., Physiol. the liquid part of blood or lymph, as distinguished from the suspended elements. 2. Cell Biol. cytoplasm. 3. whey. 4. a green, faintly translucent chalcedony. 5. Physics. a …
29Plasma (physics) — For other uses, see Plasma. Plasma lamp, illustrating some of the more complex phenomena of a plasma, including filamentation. The colors are a result of relaxation of electrons in excited states to lower energy states after they have recombined… …
30sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… …
