boron
Kelime Anlamı :

1. bor.
2. bor madeni.
3. boron.
4. borak.
5. B sembolü ile bilinen, atom no: 5 ve atom ağırlığı: 10 olan kimyasal element, boron.
6. (isim) bor.
7. i., kim. bor.
8. BORON: Yüksek bir özgül itici kuvvete sahip bir yüksek enerji yakıtı. Yüksek çekişli yakıtlardan (exotic fuels) biri.
9. bor (B).
Tanımlar :
1. A soft, brown, amorphous or crystalline nonmetallic element, extracted chiefly from kernite and borax and used in flares, propellant mixtures, nuclear reactor control elements, abrasives, and hard metallic alloys. atomic number 5; atomic weight 10.811; melting point 2,300°C; sublimation point 2,550°C; specific gravity (crystal) 2.34; valence 3. see table at element.
from The American Heritage® Dictionary of the English Language, 4th Edition
1. the chemical element (symbol B) with an atomic number of 5; a metalloid
from Wiktionary, Creative Commons Attribution/Share-Alike License
1. A nonmetallic element occurring abundantly in borax. it is reduced with difficulty to the free state, when it can be obtained in several different forms; viz., as a substance of a deep olive color, in a semimetallic form, and in colorless quadratic crystals similar to the diamond in hardness and other properties. it occurs in nature also in boracite, datolite, tourmaline, and some other minerals. atomic number 5. atomic weight 10.81. symbol B.
from the GNU version of the Collaborative International Dictionary of English
1. chemical symbol, B; atomic weight, 11. A chemical element belonging to the group of non-metals.
from The Century Dictionary and Cyclopedia
1. a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.