PARABOLICALLY

Etymology

Adverb

parabolically (comparative more parabolically, superlative most parabolically)

In the form of a parabola.

By means of a parable.

Source: Wiktionary


Par`a*bol"ic*al*ly, adv.

1. By way of parable; in a parabolic manner.

2. In the form of a parabola.

PARABOLIC

Par`a*bol"ic, Par`a*bol"ic*al, a. Etym: [Gr. parabolique. See Parable.]

1. Of the nature of a parable; expressed by a parable or figure; allegorical; as, parabolical instruction.

2. Etym: [From Parabola.] (Geom.) (a) Having the form or nature of a parabola; pertaining to, or resembling, a parabola; as, a parabolic curve. (b) Generated by the revolution of a parabola, or by a line that moves on a parabola as a directing curve; as, a parabolic conoid. Parabolic conoid, a paraboloid; a conoid whose directing curve is a parabola. See Conoid.

– Parabolic mirror (Opt.), a mirror having a paraboloidal surface which gives for parallel rays (as those from very distant objects) images free from aberration. It is used in reflecting telescopes.

– Parabolic spindle, the solid generated by revolving the portion of a parabola cut off by a line drawn at right angles to the axis of the curve, about that line as an axis.

– Parabolic spiral, a spiral curve conceived to be formed by the periphery of a semiparabola when its axis is wrapped about a circle; also, any other spiral curve having an analogy to the parabola.

PARABOLICAL

Par`a*bol"ic, Par`a*bol"ic*al, a. Etym: [Gr. parabolique. See Parable.]

1. Of the nature of a parable; expressed by a parable or figure; allegorical; as, parabolical instruction.

2. Etym: [From Parabola.] (Geom.) (a) Having the form or nature of a parabola; pertaining to, or resembling, a parabola; as, a parabolic curve. (b) Generated by the revolution of a parabola, or by a line that moves on a parabola as a directing curve; as, a parabolic conoid. Parabolic conoid, a paraboloid; a conoid whose directing curve is a parabola. See Conoid.

– Parabolic mirror (Opt.), a mirror having a paraboloidal surface which gives for parallel rays (as those from very distant objects) images free from aberration. It is used in reflecting telescopes.

– Parabolic spindle, the solid generated by revolving the portion of a parabola cut off by a line drawn at right angles to the axis of the curve, about that line as an axis.

– Parabolic spiral, a spiral curve conceived to be formed by the periphery of a semiparabola when its axis is wrapped about a circle; also, any other spiral curve having an analogy to the parabola.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

21 April 2025

ENCYCLOPEDIA

(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty


coffee icon

Coffee Trivia

The first coffee-house in Mecca dates back to the 1510s. The beverage was in Turkey by the 1530s. It appeared in Europe circa 1515-1519 and was introduced to England by 1650. By 1675 the country had more than 3,000 coffee houses, and coffee had replaced beer as a breakfast drink.

coffee icon