crown (kroun)

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[Middle English crowne, from Anglo-Norman coroune, from Latin corōna, wreath, garland, crown, from Greek korōnē, anything curved, kind of crown, from korōnos, curved.]

noun 

1. An ornamental circlet or head covering, often made of precious metal set with jewels and worn as a symbol of sovereignty.
2. 1. The power, position, or empire of a monarch or of a state governed by constitutional monarchy.
   2. The monarch as head of state.
3. A distinction or reward for achievement, especially a title signifying championship in a sport.
4. Something resembling a diadem in shape.
5. 1. A coin stamped with a crown or crowned head on one side.
   2. A silver coin formerly used in Great Britain and worth five shillings.
   3. Any one of several coins, such as the koruna, the krona, or the krone, having a name that means “crown.”
6. 1. The top or highest part of the head.
   2. The head itself.
7. The top or upper part of a hat.
8. The highest point or summit.
9. The highest, primary, or most valuable part, attribute, or state: considered the rare Turkish stamp the crown of their collection.
10. Dentistry
    1. The part of a tooth that is covered by enamel and projects beyond the gum line.
    2. An artificial substitute for the natural crown of a tooth.
11. Nautical The lowest part of an anchor, where the arms are joined to the shank.
12. Architecture The highest portion of an arch, including the keystone.
13. Botany
    1. The upper part of a tree, which includes the branches and leaves.
    2. The part of a plant, usually at ground level, where the stem and roots merge.
    3. The persistent, mostly underground base of a perennial herb.
    4. See corona
14. The crest of an animal, especially of a bird.
15. The portion of a cut gem above the girdle.

verb: crowned, crown·ing, crowns. 

transitive verb 

1. To put a crown or garland on the head of.
2. To invest with regal power; enthrone.
3. To confer honor, dignity, or reward upon.
4. To surmount or be the highest part of.
5. To form the crown, top, or chief ornament of.
6. To bring to completion or successful conclusion; consummate: crowned the event with a lavish reception.
7. Dentistry To put a crown on (a tooth).
8. Games To make (a piece in checkers that has reached the last row) into a king by placing another piece upon it.
9. Informal To hit on the head.

intransitive verb 

To reach a stage in labor when a large segment of the fetal scalp is visible at the vaginal orifice. Used of a fetus.

co·ro·na (kə-rṓnə)

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[Latin corōna; see crown.]

noun: pl., -nas or -nae (-nē) 

1. Astronomy
   1. A faintly colored luminous ring appearing to surround a celestial body visible through a haze or thin cloud, especially such a ring around the moon or sun, caused by diffraction of light from suspended matter in the intervening medium. Also called aureole
   2. The luminous irregular envelope of highly ionized gas outside the chromosphere of the sun.
2. Architecture The projecting top part of a cornice.
3. A cigar with a long tapering body and blunt ends.
4. Anatomy The crownlike upper portion of a bodily part or structure, such as the top of the head.
5. Botany A crown-shaped, funnel-shaped, or trumpet-shaped outgrowth or appendage of the perianth of certain flowers, such as the daffodil or the spider lily. Also called crown
6. Electricity A faint glow enveloping the high-field electrode in a corona discharge, often accompanied by streamers directed toward the low-field electrode.