E"ti*o*lin (?), n. [See Etiolate.] (Bot.) A yellowish coloring matter found in plants grown in darkness, which is supposed to be an antecedent condition of chlorophyll. Encyc. Brit.
E`ti*o*log"ic*al (?), a. Pertaining to, or inquiring into, causes; ætiological.
E`ti*ol"o*gy (?), n. [Cf. F. étiologie.] The science of causes. Same as &?;tiology.
Et"i*quette` (?), n. [F. prop., a little piece of paper, or a mark or title, affixed to a bag or bundle, expressing its contents, a label, ticket, OF. estiquete, of German origin; cf. LG. stikke peg, pin, tack, stikken to stick, G. stecken. See Stick, and cf. Ticket.] The forms required by good breeding, or prescribed by authority, to be observed in social or official life; observance of the proprieties of rank and occasion; conventional decorum; ceremonial code of polite society.
The pompous etiquette to the court of Louis the Fourteenth.
Prescott.
Et"na (?), n. A kind of small, portable, cooking apparatus for which heat is furnished by a spirit lamp.
There should certainly be an etna for getting a hot cup of coffee in a hurry.