Yes
Text can be used with a diamond symbol to delineate
If they stood for a single word, it would not be alphabetic. An alphabet is comprised of a set of symbols each of which has a sound value, so a word is a combination of several symbols.
Like this: 3' 4". A single quote is used to delineate feet ' and the double quote is used to indicate inches "
Diamond solitaire indicates that a piece of jewelery, usually a ring, is set with a single diamond.
A Solitaire
yes, carbon
A solitaire diamond is a single diamond. A diamond can be set as a solitaire. Since there is only one diamond, there are no multiple diamonds.
Glabris or other feminine symbols on a male body. Likewise, a Glabris on a female body or male symbols on a female body. Rainbow or portion thereof. Intersecting Mars symbols or possibly a single Mars symbol, although a single one would probably be confused with the zodiacal symbol. Intersecting Venus symbols or possibly a single Venus symbol, although as above, a single one would probably be confused with the zodiacal symbol.
Diamond and Graphite both have single covalent bonds whereas Buckminsterfullerene has double covalent bonds.
There were many passsengers on the Titanic who were never able to get off, so there is no single passenger who was last on it.
Diamond weight per se is not valued as a single component of a diamond's overall value. Weight is included with colour, cut and clarity to value a diamond.
Diamonds sparkle according to the refractive angles cut into the stone. A single-cut diamond has 17 facets; common round cuts today have more than 50 facets. There's no question that a single-cut diamond will sparkle, but it might not sparkle as much as a diamond of the same weight with more facets cut into it.